diff --git a/bower_components/reveal.js/css/reveal.css b/bower_components/reveal.js/css/reveal.css
index 35bba16238f7a40978f2b823ad2a1c8e9ed7aab4..40f869df2317f14b0f9f2941110571f789fa8efa 100644
--- a/bower_components/reveal.js/css/reveal.css
+++ b/bower_components/reveal.js/css/reveal.css
@@ -307,7 +307,7 @@ body {
 
 	word-wrap: break-word;
 
-	box-shadow: 0px 0px 6px rgba(0,0,0,0.3);
+	/*box-shadow: 0px 0px 6px rgba(0,0,0,0.3);*/
 }
 .reveal code {
 	font-family: monospace;
@@ -322,6 +322,7 @@ body {
 	height: 100%;
 	max-height: 100%;
 
+
 	-webkit-box-sizing: border-box;
 	   -moz-box-sizing: border-box;
 	        box-sizing: border-box;
@@ -506,10 +507,10 @@ body {
 	     -o-transition: -o-perspective .4s ease;
 	        transition: perspective .4s ease;
 
-	-webkit-perspective: 1000px;
-	   -moz-perspective: 1000px;
-	    -ms-perspective: 1000px;
-	        perspective: 1000px;
+	-webkit-perspective: 2400px;
+	   -moz-perspective: 2400px;
+	    -ms-perspective: 2400px;
+	        perspective: 2400px;
 
 	-webkit-perspective-origin: 0px -400px;
 	   -moz-perspective-origin: 0px -400px;
@@ -518,7 +519,7 @@ body {
 }
 
 .reveal .slides>section {
-	-ms-perspective: 1000px;
+	-ms-perspective: 2400px;
 }
 
 .reveal .slides>section,
diff --git a/bower_components/reveal.js/css/theme/beige.css b/bower_components/reveal.js/css/theme/beige.css
index 08d8dfbe6dc6254031f535685e64bdbf1b508c03..e6cd1cc646526f020c2d8062eb717d9764e07555 100644
--- a/bower_components/reveal.js/css/theme/beige.css
+++ b/bower_components/reveal.js/css/theme/beige.css
@@ -44,7 +44,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #333;
   font-family: "Verdana", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/beige.css.map b/bower_components/reveal.js/css/theme/beige.css.map
index 5717c27e7b546ed665a0300efe38e55dd4a30200..546512a8640ee46799eb91242808838251dfb428 100644
--- a/bower_components/reveal.js/css/theme/beige.css.map
+++ b/bower_components/reveal.js/css/theme/beige.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
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+"mappings": "AAAA;;;;GAIG;AAuBK,qFAA6E;AAZrF,UAUC;EATA,WAAW,EAAE,eAAe;EAC5B,GAAG,EAAE,+CAA+C;EACpD,GAAG,EAAE,0SAG8E;EAEnF,WAAW,EAAE,MAAM;EACnB,UAAU,EAAE,MAAM;ACtBnB;;+CAE+C;AAE/C,IAAK;ECeJ,UAAU,EAAE,OAAM;EAClB,UAAU,EAAE,kEAAoE;EAChF,UAAU,EAAE,mHAAmH;EAC/H,UAAU,EAAE,qEAAuE;EACnF,UAAU,EAAE,gEAAkE;EAC9E,UAAU,EAAE,iEAAmE;EAC/E,UAAU,EAAE,6DAA+D;EDnB3E,gBAAgB,ED0BC,OAAO;;ACvBzB,OAAQ;EACP,WAAW,EELD,kBAAkB;EFM5B,SAAS,EELK,IAAI;EFMlB,WAAW,EAAE,GAAG;EAChB,cAAc,EAAE,OAAO;EACvB,KAAK,EDeM,IAAI;;ACZhB,WAAY;EACX,KAAK,EEOW,IAAI;EFNpB,UAAU,EDgBgB,sBAAsB;ECfhD,WAAW,EAAE,IAAI;;AAGlB;;+CAE+C;AAE/C;;;;;UAKW;EACV,MAAM,EEvBS,iBAAiB;EFwBhC,KAAK,EDJS,IAAI;ECMlB,WAAW,EEzBE,6BAA6B;EF0B1C,WAAW,EExBQ,KAAK;EFyBxB,cAAc,EExBQ,GAAK;EF0B3B,cAAc,EEzBQ,SAAS;EF0B/B,WAAW,EDVQ,IAAI;;ACaxB,UAAW;EACV,WAAW,EDTS,iQAAyO;;ACa9P;;+CAE+C;AAE/C,qBAAsB;EACrB,KAAK,EDrBM,OAAO;ECsBlB,eAAe,EAAE,IAAI;EAErB,kBAAkB,EAAE,eAAe;EAChC,eAAe,EAAE,eAAe;EAC/B,cAAc,EAAE,eAAe;EAC9B,aAAa,EAAE,eAAe;EAC3B,UAAU,EAAE,eAAe;;AAEnC,2BAA4B;EAC3B,KAAK,ED9BU,OAA0B;ECgCzC,WAAW,EAAE,IAAI;EACjB,MAAM,EAAE,IAAI;;AAGd,wBAAyB;EACxB,KAAK,EAAE,IAAI;EACX,UAAU,EAAE,OAAyB;;AAItC;;+CAE+C;AAE/C,mBAAoB;EACnB,MAAM,EAAE,QAAQ;EAChB,UAAU,EAAE,yBAAsB;EAClC,MAAM,EAAE,cAAoB;EAE5B,UAAU,EAAE,4BAA4B;EAExC,kBAAkB,EAAE,cAAc;EAC/B,eAAe,EAAE,cAAc;EAC9B,cAAc,EAAE,cAAc;EAC7B,aAAa,EAAE,cAAc;EAC1B,UAAU,EAAE,cAAc;;AAGlC,mBAAoB;EACnB,UAAU,EAAE,wBAAqB;EACjC,YAAY,ED/DF,OAAO;ECiEjB,UAAU,EAAE,4BAA4B;;AAI1C;;+CAE+C;AAE/C;2CAC4C;EAC3C,kBAAkB,ED3EP,OAAO;;AC8EnB;4CAC6C;EAC5C,iBAAiB,EDhFN,OAAO;;ACmFnB;yCAC0C;EACzC,mBAAmB,EDrFR,OAAO;;ACwFnB;2CAC4C;EAC3C,gBAAgB,ED1FL,OAAO;;AC6FnB,iDAAkD;EACjD,kBAAkB,ED7FF,OAA0B;;ACgG3C,kDAAmD;EAClD,iBAAiB,EDjGD,OAA0B;;ACoG3C,+CAAgD;EAC/C,mBAAmB,EDrGH,OAA0B;;ACwG3C,iDAAkD;EACjD,gBAAgB,EDzGA,OAA0B;;AC6G3C;;+CAE+C;AAE/C,iBAAkB;EACjB,UAAU,EAAE,kBAAe;;AAE3B,sBAAuB;EACtB,UAAU,EDtHA,OAAO;ECwHjB,kBAAkB,EAAE,iDAAoD;EACrE,eAAe,EAAE,iDAAoD;EACpE,cAAc,EAAE,iDAAoD;EACnE,aAAa,EAAE,iDAAoD;EAChE,UAAU,EAAE,iDAAoD",
 "sources": ["source/beige.scss","template/theme.scss","template/mixins.scss","template/settings.scss"],
 "names": [],
 "file": "beige.css"
diff --git a/bower_components/reveal.js/css/theme/default.css b/bower_components/reveal.js/css/theme/default.css
index 72189fc0e36473fcaf74dbc157aad000b60d71de..af58b0759971767add1c4398680ab019d33ecf8f 100644
--- a/bower_components/reveal.js/css/theme/default.css
+++ b/bower_components/reveal.js/css/theme/default.css
@@ -44,7 +44,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #eee;
   font-family: "Verdana", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/default.css.map b/bower_components/reveal.js/css/theme/default.css.map
index f1fc7c1278fb24ffad743bae457c089844928ee0..280d6a7f60c62ccb4a50aabda9ec863e892cfccc 100644
--- a/bower_components/reveal.js/css/theme/default.css.map
+++ b/bower_components/reveal.js/css/theme/default.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
-"mappings": "AAAA;;;;GAIG;AAuBK,qFAA6E;AAZrF,UAUC;EATA,WAAW,EAAE,eAAe;EAC5B,GAAG,EAAE,+CAA+C;EACpD,GAAG,EAAE,0SAG8E;EAEnF,WAAW,EAAE,MAAM;EACnB,UAAU,EAAE,MAAM;ACtBnB;;+CAE+C;AAE/C,IAAK;ECeJ,UAAU,EAAE,OAAM;EAClB,UAAU,EAAE,oEAAoE;EAChF,UAAU,EAAE,qHAAmH;EAC/H,UAAU,EAAE,uEAAuE;EACnF,UAAU,EAAE,kEAAkE;EAC9E,UAAU,EAAE,mEAAmE;EAC/E,UAAU,EAAE,+DAA+D;EDnB3E,gBAAgB,EEJC,OAAO;;AFOzB,OAAQ;EACP,WAAW,EELD,kBAAkB;EFM5B,SAAS,EELK,IAAI;EFMlB,WAAW,EAAE,GAAG;EAChB,cAAc,EAAE,OAAO;EACvB,KAAK,EEPM,IAAI;;AFUhB,WAAY;EACX,KAAK,EEOW,IAAI;EFNpB,UAAU,EEKgB,OAAO;EFJjC,WAAW,EAAE,IAAI;;AAGlB;;+CAE+C;AAE/C;;;;;UAKW;EACV,MAAM,EEvBS,kBAAkB;EFwBjC,KAAK,EEtBS,IAAI;EFwBlB,WAAW,EEzBE,6BAA6B;EF0B1C,WAAW,EExBQ,KAAK;EFyBxB,cAAc,EExBQ,GAAK;EF0B3B,cAAc,EEzBQ,SAAS;EF0B/B,WAAW,EExBS,8BAAkB;;AF2BvC,UAAW;EACV,WAAW,EDjBS,iQAAyO;;ACqB9P;;+CAE+C;AAE/C,qBAAsB;EACrB,KAAK,EElCM,OAAO;EFmClB,eAAe,EAAE,IAAI;EAErB,kBAAkB,EAAE,eAAe;EAChC,eAAe,EAAE,eAAe;EAC/B,cAAc,EAAE,eAAe;EAC9B,aAAa,EAAE,eAAe;EAC3B,UAAU,EAAE,eAAe;;AAEnC,2BAA4B;EAC3B,KAAK,EE3CU,OAA0B;EF6CzC,WAAW,EAAE,IAAI;EACjB,MAAM,EAAE,IAAI;;AAGd,wBAAyB;EACxB,KAAK,EAAE,IAAI;EACX,UAAU,EAAE,OAAyB;;AAItC;;+CAE+C;AAE/C,mBAAoB;EACnB,MAAM,EAAE,QAAQ;EAChB,UAAU,EAAE,yBAAsB;EAClC,MAAM,EAAE,cAAoB;EAE5B,UAAU,EAAE,4BAA4B;EAExC,kBAAkB,EAAE,cAAc;EAC/B,eAAe,EAAE,cAAc;EAC9B,cAAc,EAAE,cAAc;EAC7B,aAAa,EAAE,cAAc;EAC1B,UAAU,EAAE,cAAc;;AAGlC,mBAAoB;EACnB,UAAU,EAAE,wBAAqB;EACjC,YAAY,EE5EF,OAAO;EF8EjB,UAAU,EAAE,4BAA4B;;AAI1C;;+CAE+C;AAE/C;2CAC4C;EAC3C,kBAAkB,EExFP,OAAO;;AF2FnB;4CAC6C;EAC5C,iBAAiB,EE7FN,OAAO;;AFgGnB;yCAC0C;EACzC,mBAAmB,EElGR,OAAO;;AFqGnB;2CAC4C;EAC3C,gBAAgB,EEvGL,OAAO;;AF0GnB,iDAAkD;EACjD,kBAAkB,EE1GF,OAA0B;;AF6G3C,kDAAmD;EAClD,iBAAiB,EE9GD,OAA0B;;AFiH3C,+CAAgD;EAC/C,mBAAmB,EElHH,OAA0B;;AFqH3C,iDAAkD;EACjD,gBAAgB,EEtHA,OAA0B;;AF0H3C;;+CAE+C;AAE/C,iBAAkB;EACjB,UAAU,EAAE,kBAAe;;AAE3B,sBAAuB;EACtB,UAAU,EEnIA,OAAO;EFqIjB,kBAAkB,EAAE,iDAAoD;EACrE,eAAe,EAAE,iDAAoD;EACpE,cAAc,EAAE,iDAAoD;EACnE,aAAa,EAAE,iDAAoD;EAChE,UAAU,EAAE,iDAAoD",
+"mappings": "AAAA;;;;GAIG;AAuBK,qFAA6E;AAZrF,UAUC;EATA,WAAW,EAAE,eAAe;EAC5B,GAAG,EAAE,+CAA+C;EACpD,GAAG,EAAE,0SAG8E;EAEnF,WAAW,EAAE,MAAM;EACnB,UAAU,EAAE,MAAM;ACtBnB;;+CAE+C;AAE/C,IAAK;ECeJ,UAAU,EAAE,OAAM;EAClB,UAAU,EAAE,oEAAoE;EAChF,UAAU,EAAE,qHAAmH;EAC/H,UAAU,EAAE,uEAAuE;EACnF,UAAU,EAAE,kEAAkE;EAC9E,UAAU,EAAE,mEAAmE;EAC/E,UAAU,EAAE,+DAA+D;EDnB3E,gBAAgB,EEJC,OAAO;;AFOzB,OAAQ;EACP,WAAW,EELD,kBAAkB;EFM5B,SAAS,EELK,IAAI;EFMlB,WAAW,EAAE,GAAG;EAChB,cAAc,EAAE,OAAO;EACvB,KAAK,EEPM,IAAI;;AFUhB,WAAY;EACX,KAAK,EEOW,IAAI;EFNpB,UAAU,EEKgB,OAAO;EFJjC,WAAW,EAAE,IAAI;;AAGlB;;+CAE+C;AAE/C;;;;;UAKW;EACV,MAAM,EEvBS,iBAAiB;EFwBhC,KAAK,EEtBS,IAAI;EFwBlB,WAAW,EEzBE,6BAA6B;EF0B1C,WAAW,EExBQ,KAAK;EFyBxB,cAAc,EExBQ,GAAK;EF0B3B,cAAc,EEzBQ,SAAS;EF0B/B,WAAW,EExBS,8BAAkB;;AF2BvC,UAAW;EACV,WAAW,EDjBS,iQAAyO;;ACqB9P;;+CAE+C;AAE/C,qBAAsB;EACrB,KAAK,EElCM,OAAO;EFmClB,eAAe,EAAE,IAAI;EAErB,kBAAkB,EAAE,eAAe;EAChC,eAAe,EAAE,eAAe;EAC/B,cAAc,EAAE,eAAe;EAC9B,aAAa,EAAE,eAAe;EAC3B,UAAU,EAAE,eAAe;;AAEnC,2BAA4B;EAC3B,KAAK,EE3CU,OAA0B;EF6CzC,WAAW,EAAE,IAAI;EACjB,MAAM,EAAE,IAAI;;AAGd,wBAAyB;EACxB,KAAK,EAAE,IAAI;EACX,UAAU,EAAE,OAAyB;;AAItC;;+CAE+C;AAE/C,mBAAoB;EACnB,MAAM,EAAE,QAAQ;EAChB,UAAU,EAAE,yBAAsB;EAClC,MAAM,EAAE,cAAoB;EAE5B,UAAU,EAAE,4BAA4B;EAExC,kBAAkB,EAAE,cAAc;EAC/B,eAAe,EAAE,cAAc;EAC9B,cAAc,EAAE,cAAc;EAC7B,aAAa,EAAE,cAAc;EAC1B,UAAU,EAAE,cAAc;;AAGlC,mBAAoB;EACnB,UAAU,EAAE,wBAAqB;EACjC,YAAY,EE5EF,OAAO;EF8EjB,UAAU,EAAE,4BAA4B;;AAI1C;;+CAE+C;AAE/C;2CAC4C;EAC3C,kBAAkB,EExFP,OAAO;;AF2FnB;4CAC6C;EAC5C,iBAAiB,EE7FN,OAAO;;AFgGnB;yCAC0C;EACzC,mBAAmB,EElGR,OAAO;;AFqGnB;2CAC4C;EAC3C,gBAAgB,EEvGL,OAAO;;AF0GnB,iDAAkD;EACjD,kBAAkB,EE1GF,OAA0B;;AF6G3C,kDAAmD;EAClD,iBAAiB,EE9GD,OAA0B;;AFiH3C,+CAAgD;EAC/C,mBAAmB,EElHH,OAA0B;;AFqH3C,iDAAkD;EACjD,gBAAgB,EEtHA,OAA0B;;AF0H3C;;+CAE+C;AAE/C,iBAAkB;EACjB,UAAU,EAAE,kBAAe;;AAE3B,sBAAuB;EACtB,UAAU,EEnIA,OAAO;EFqIjB,kBAAkB,EAAE,iDAAoD;EACrE,eAAe,EAAE,iDAAoD;EACpE,cAAc,EAAE,iDAAoD;EACnE,aAAa,EAAE,iDAAoD;EAChE,UAAU,EAAE,iDAAoD",
 "sources": ["source/default.scss","template/theme.scss","template/mixins.scss","template/settings.scss"],
 "names": [],
 "file": "default.css"
diff --git a/bower_components/reveal.js/css/theme/lcsb.css b/bower_components/reveal.js/css/theme/lcsb.css
index 2e19728df2c7e45e3d22348a9f31e5562afed61b..a8a07eb1360c3f4b46400a05bb260ed16630eef8 100644
--- a/bower_components/reveal.js/css/theme/lcsb.css
+++ b/bower_components/reveal.js/css/theme/lcsb.css
@@ -36,7 +36,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #00a3df;
   font-family: "Verdana", sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/lcsb.css.map b/bower_components/reveal.js/css/theme/lcsb.css.map
index 8877c97588511342743515699810367284cb4a34..69d367093f0e12021013101e2c9d61db158093eb 100644
--- a/bower_components/reveal.js/css/theme/lcsb.css.map
+++ b/bower_components/reveal.js/css/theme/lcsb.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
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diff --git a/bower_components/reveal.js/css/theme/moon.css b/bower_components/reveal.js/css/theme/moon.css
index 3c71a14c51f825319c5b1e2c53acbf618f90e1bc..0ed606e7060c65e996f7f5a046c626fb9ca76a81 100644
--- a/bower_components/reveal.js/css/theme/moon.css
+++ b/bower_components/reveal.js/css/theme/moon.css
@@ -44,7 +44,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #eee8d5;
   font-family: "Verdana", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/moon.css.map b/bower_components/reveal.js/css/theme/moon.css.map
index c37454b34acc7c680d35bfc43acd8638255a2dcb..87c442ae6646440c6a1bb485dfcfc680f2cb58d0 100644
--- a/bower_components/reveal.js/css/theme/moon.css.map
+++ b/bower_components/reveal.js/css/theme/moon.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
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diff --git a/bower_components/reveal.js/css/theme/night.css b/bower_components/reveal.js/css/theme/night.css
index 1550f704245baefcc3c3780306adfc6923f33e5e..92196e811635e48b7f8e76a7990ebfebf62ded1e 100644
--- a/bower_components/reveal.js/css/theme/night.css
+++ b/bower_components/reveal.js/css/theme/night.css
@@ -33,7 +33,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #eee;
   font-family: "Montserrat", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/night.css.map b/bower_components/reveal.js/css/theme/night.css.map
index 50fd826243f23463a99fb9117a43875c0f5853f0..6262a1be5d010ce8a8e8aadacc3695977f726c3d 100644
--- a/bower_components/reveal.js/css/theme/night.css.map
+++ b/bower_components/reveal.js/css/theme/night.css.map
@@ -1,6 +1,6 @@
 {
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diff --git a/bower_components/reveal.js/css/theme/serif.css b/bower_components/reveal.js/css/theme/serif.css
index da6909a3dec9ee25472f7c17793e9034ea08c1cf..51717c0b395e144f0373a4166748ab4f988ae2a6 100644
--- a/bower_components/reveal.js/css/theme/serif.css
+++ b/bower_components/reveal.js/css/theme/serif.css
@@ -35,7 +35,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #383D3D;
   font-family: "Palatino Linotype", "Book Antiqua", Palatino, FreeSerif, serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/serif.css.map b/bower_components/reveal.js/css/theme/serif.css.map
index 1eb5e9960fa3f0a3fffd58e4818c0ef0eb250bf4..51fb933bd8bb1ec7c63f5a3fa35b8f1429b0719a 100644
--- a/bower_components/reveal.js/css/theme/serif.css.map
+++ b/bower_components/reveal.js/css/theme/serif.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
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 "sources": ["source/serif.scss","template/theme.scss","template/settings.scss"],
 "names": [],
 "file": "serif.css"
diff --git a/bower_components/reveal.js/css/theme/simple.css b/bower_components/reveal.js/css/theme/simple.css
index ae048b9fd513d9396b43b83fe3175f132180eaf9..c02842817d3a3734c5e2228a90aca3a7e63066ed 100644
--- a/bower_components/reveal.js/css/theme/simple.css
+++ b/bower_components/reveal.js/css/theme/simple.css
@@ -35,7 +35,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #000;
   font-family: "News Cycle", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/simple.css.map b/bower_components/reveal.js/css/theme/simple.css.map
index 9c81e4553a7408617cb9b4cbe9f5d88fa438b931..c6b07b98e0930ed980c7b27f178a245e017f6ce5 100644
--- a/bower_components/reveal.js/css/theme/simple.css.map
+++ b/bower_components/reveal.js/css/theme/simple.css.map
@@ -1,6 +1,6 @@
 {
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diff --git a/bower_components/reveal.js/css/theme/sky.css b/bower_components/reveal.js/css/theme/sky.css
index f393b60ce958a0550641c8795240b35d8acfc9c0..c359371f8e0141de8d4233c61bc4d461cedae418 100644
--- a/bower_components/reveal.js/css/theme/sky.css
+++ b/bower_components/reveal.js/css/theme/sky.css
@@ -42,7 +42,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #333;
   font-family: "Quicksand", sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/sky.css.map b/bower_components/reveal.js/css/theme/sky.css.map
index 444b95a71069fffcf040d014c6ebdf1b0fab2b3c..dbe4b60e2eed21f660eb5eb5e4b0304af956b044 100644
--- a/bower_components/reveal.js/css/theme/sky.css.map
+++ b/bower_components/reveal.js/css/theme/sky.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
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 "sources": ["source/sky.scss","template/theme.scss","template/mixins.scss","template/settings.scss"],
 "names": [],
 "file": "sky.css"
diff --git a/bower_components/reveal.js/css/theme/solarized.css b/bower_components/reveal.js/css/theme/solarized.css
index c2f76a16fbed808d42c4244234eb1f5ef348ef20..ff70116addca290ad89305acc122dbcd7cc464a3 100644
--- a/bower_components/reveal.js/css/theme/solarized.css
+++ b/bower_components/reveal.js/css/theme/solarized.css
@@ -44,7 +44,7 @@ body {
 .reveal h4,
 .reveal h5,
 .reveal h6 {
-  margin: -120px 0 20px 20px;
+  margin: -80px 0 20px 20px;
   color: #586e75;
   font-family: "Verdana", Impact, sans-serif;
   line-height: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/solarized.css.map b/bower_components/reveal.js/css/theme/solarized.css.map
index 786e2a6f811213080afd2f5ab18aca20884f62c1..8a2bf1fc907af1bedacb45bbed4785486974285c 100644
--- a/bower_components/reveal.js/css/theme/solarized.css.map
+++ b/bower_components/reveal.js/css/theme/solarized.css.map
@@ -1,6 +1,6 @@
 {
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 "sources": ["source/solarized.scss","template/theme.scss","template/settings.scss"],
 "names": [],
 "file": "solarized.css"
diff --git a/bower_components/reveal.js/css/theme/template/settings.scss b/bower_components/reveal.js/css/theme/template/settings.scss
index c5766c43dcadca0e2e4b20a3fb7fc54560897644..d7e11d5b0d21cb8c1ad05b87088a11cfa041efda 100644
--- a/bower_components/reveal.js/css/theme/template/settings.scss
+++ b/bower_components/reveal.js/css/theme/template/settings.scss
@@ -10,7 +10,7 @@ $mainFontSize: 32px;
 $mainColor: #eee;
 
 // Headings
-$headingMargin: -120px 0 20px 20px;
+$headingMargin: -80px 0 20px 20px;
 $headingFont: 'Verdana', Impact, sans-serif;
 $headingColor: #eee;
 $headingLineHeight: 1.3em;
diff --git a/bower_components/reveal.js/css/theme/template/theme.scss b/bower_components/reveal.js/css/theme/template/theme.scss
index 735b7659d5c0d91e9de06d819d5db739d38c75c5..7e1c6b2a615d7f4db5288c7ab534d1cf0f71a700 100644
--- a/bower_components/reveal.js/css/theme/template/theme.scss
+++ b/bower_components/reveal.js/css/theme/template/theme.scss
@@ -159,5 +159,3 @@ body {
 		     -o-transition: width 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985);
 		        transition: width 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985);
 	}
-
-
diff --git a/bower_components/reveal.js/js/reveal.js b/bower_components/reveal.js/js/reveal.js
index 794911c5f5bfddf99e2fa757c132af20bf98708d..8ebbd98210a2e62b280f792bd8ae18c5bcbcf5e2 100644
--- a/bower_components/reveal.js/js/reveal.js
+++ b/bower_components/reveal.js/js/reveal.js
@@ -1825,12 +1825,12 @@ var Reveal = (function(){
 	}
 
 	/**
-	 * Updates the background elements to reflect the current 
+	 * Updates the background elements to reflect the current
 	 * slide.
 	 */
 	function updateBackground() {
 
-		// Update the classes of all backgrounds to match the 
+		// Update the classes of all backgrounds to match the
 		// states of their slides (past/present/future)
 		toArray( dom.background.childNodes ).forEach( function( backgroundh, h ) {
 
diff --git a/css/style.css b/css/style.css
index 93f560137a8156d518db2c49cc8baa8b68d10364..778eee3af854c6cc2d2efbdb2aaed12020d584b3 100644
--- a/css/style.css
+++ b/css/style.css
@@ -1,8 +1,9 @@
-/*@import url('icomoon79565/style.css');*/
-
 .reveal pre {
-  font-size: 0.9em;  /* Make the commands bigger */
+  font-size: 0.8em;  /* Make the commands bigger */
   box-shadow: 3px 4px 10px rgba(0,0,0,0.8);
+  width: 120%;
+  position: relative;
+  left: -10%;
 }
 .reveal pre code {
   background-color: #333333;
@@ -16,3 +17,13 @@
   border: none;
   box-shadow: none
 }
+.reveal section img {
+  margin: 10px 0px;
+  background: rgba(255, 255, 255, 0.12);
+  border: 0px solid #000;
+  box-shadow: 0 0 0px rgba(0, 0, 0, 0.15);
+  -webkit-transition: all .2s linear;
+  -moz-transition: all .2s linear;
+  -ms-transition: all .2s linear;
+  -o-transition: all .2s linear;
+  transition: all .2s linear; }
diff --git a/img/branch-0-master.png b/img/branch-0-master.png
deleted file mode 100644
index 8a9b18ae05bec4f4b2357480b283533432b974a5..0000000000000000000000000000000000000000
Binary files a/img/branch-0-master.png and /dev/null differ
diff --git a/img/branch-1-checkout-b.png b/img/branch-1-checkout-b.png
deleted file mode 100644
index f8d2fe25b34a732bf4a5e7208d676b1fb07d5897..0000000000000000000000000000000000000000
Binary files a/img/branch-1-checkout-b.png and /dev/null differ
diff --git a/img/branch-2-commit.png b/img/branch-2-commit.png
deleted file mode 100644
index 7a476ed29e562b6efe81ad971418c493d78f118a..0000000000000000000000000000000000000000
Binary files a/img/branch-2-commit.png and /dev/null differ
diff --git a/img/branch-3-merge.png b/img/branch-3-merge.png
deleted file mode 100644
index 74737e3e7b7c866a4030b226dcd0eca7b47c3eb1..0000000000000000000000000000000000000000
Binary files a/img/branch-3-merge.png and /dev/null differ
diff --git a/img/branch-4-br-d.png b/img/branch-4-br-d.png
deleted file mode 100644
index f8cbe0d018c8f04cdbe2861fd930dc060890fb04..0000000000000000000000000000000000000000
Binary files a/img/branch-4-br-d.png and /dev/null differ
diff --git a/img/branch-commit.png b/img/branch-commit.png
new file mode 100644
index 0000000000000000000000000000000000000000..4d31b951c7e0c05027f40566650ce1dfab36a6a1
Binary files /dev/null and b/img/branch-commit.png differ
diff --git a/img/branch-create.png b/img/branch-create.png
new file mode 100644
index 0000000000000000000000000000000000000000..bc5e5476089018f4b94363b5e376a7b17c54785c
Binary files /dev/null and b/img/branch-create.png differ
diff --git a/img/branch-i-state.graffle b/img/branch-i-state.graffle
index 870a13fded89c8f2de0825efd7d8433a47eb650b..a346482195201ee5e59f918ac54c6336744fe6cb 100644
Binary files a/img/branch-i-state.graffle and b/img/branch-i-state.graffle differ
diff --git a/img/branch-master.png b/img/branch-master.png
new file mode 100644
index 0000000000000000000000000000000000000000..a30f3d76d63b0cd1353806b83e2635de5df0283e
Binary files /dev/null and b/img/branch-master.png differ
diff --git a/img/branch-merge.png b/img/branch-merge.png
new file mode 100644
index 0000000000000000000000000000000000000000..8499c5dcf20033c032aed70f7925fc2e6acee6ac
Binary files /dev/null and b/img/branch-merge.png differ
diff --git a/img/dark.jpg b/img/dark.jpg
deleted file mode 100644
index ede4c5a4d88cc73f74166cfc5593fcd03c7f52f9..0000000000000000000000000000000000000000
Binary files a/img/dark.jpg and /dev/null differ
diff --git a/img/git-0-start.png b/img/git-0-start.png
deleted file mode 100644
index b53af29b45aeb13b3dcbd180c95b40294a0fc851..0000000000000000000000000000000000000000
Binary files a/img/git-0-start.png and /dev/null differ
diff --git a/img/git-1-dirty.png b/img/git-1-dirty.png
deleted file mode 100644
index 3eb3e797df3b67add4fd7de3925ebbfcea971a88..0000000000000000000000000000000000000000
Binary files a/img/git-1-dirty.png and /dev/null differ
diff --git a/img/git-2-add.png b/img/git-2-add.png
deleted file mode 100644
index 3e8799dfd42e5d7085277ddf74026a708da4e8a9..0000000000000000000000000000000000000000
Binary files a/img/git-2-add.png and /dev/null differ
diff --git a/img/git-3-commit.png b/img/git-3-commit.png
deleted file mode 100644
index d46bef52ed21662274a427d02622622ef5f42d68..0000000000000000000000000000000000000000
Binary files a/img/git-3-commit.png and /dev/null differ
diff --git a/img/git-4-checkout.png b/img/git-4-checkout.png
deleted file mode 100644
index 039d784d4592a3a133d5848ed2de6eb344dd454b..0000000000000000000000000000000000000000
Binary files a/img/git-4-checkout.png and /dev/null differ
diff --git a/img/git-5-reset.png b/img/git-5-reset.png
deleted file mode 100644
index ffd02e40d969b27c428a5f42edc7396d6f01a5d1..0000000000000000000000000000000000000000
Binary files a/img/git-5-reset.png and /dev/null differ
diff --git a/img/git-i-state.graffle b/img/git-i-state.graffle
deleted file mode 100644
index e0facebe5d37481525d5777d9cdb9a017e2bcba9..0000000000000000000000000000000000000000
Binary files a/img/git-i-state.graffle and /dev/null differ
diff --git a/img/git_definition.png b/img/git_definition.png
deleted file mode 100644
index 0676fc7a299fae5c7c3389eed91e21fcb050c629..0000000000000000000000000000000000000000
Binary files a/img/git_definition.png and /dev/null differ
diff --git a/img/git_logo.png b/img/git_logo.png
deleted file mode 100644
index 79f68d008ea9c8c7c8a6fbd8284aefc8d249c477..0000000000000000000000000000000000000000
Binary files a/img/git_logo.png and /dev/null differ
diff --git a/img/history_tracking.png b/img/history_tracking.png
deleted file mode 100644
index ca8ab46a46f07e3c91bbd7510fee20696aaabc7f..0000000000000000000000000000000000000000
Binary files a/img/history_tracking.png and /dev/null differ
diff --git a/img/history_tracking.pxm b/img/history_tracking.pxm
deleted file mode 100644
index c7d55b2e5247c548ef7d3021902bfab4e34877f6..0000000000000000000000000000000000000000
Binary files a/img/history_tracking.pxm and /dev/null differ
diff --git a/img/history_tracking_collaboration.png b/img/history_tracking_collaboration.png
deleted file mode 100644
index 2dda29b1822762dab311df121289ea1b7614005c..0000000000000000000000000000000000000000
Binary files a/img/history_tracking_collaboration.png and /dev/null differ
diff --git a/img/lewagon.png b/img/lewagon.png
deleted file mode 100644
index 8c46ef0cf9f40e262a7aef290f72cabf15cd6dbd..0000000000000000000000000000000000000000
Binary files a/img/lewagon.png and /dev/null differ
diff --git a/img/logoLCSB.png b/img/logoLCSB.png
new file mode 100644
index 0000000000000000000000000000000000000000..9ca3f0adea7781ff00043b3f5465b28a89026287
Binary files /dev/null and b/img/logoLCSB.png differ
diff --git a/img/logos.png b/img/logos.png
deleted file mode 100644
index 7325b4ce7fb4eea2f2446407a7a24969bb313ffd..0000000000000000000000000000000000000000
Binary files a/img/logos.png and /dev/null differ
diff --git a/img/manual_version_control.png b/img/manual_version_control.png
deleted file mode 100644
index 0d794b1c86fe049cdf3ca6359f8da9c8af6efb1d..0000000000000000000000000000000000000000
Binary files a/img/manual_version_control.png and /dev/null differ
diff --git a/img/whiteBG.jpg b/img/whiteBG.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..85212b4fa12b9a27711119a2eb984a10dbf8223f
Binary files /dev/null and b/img/whiteBG.jpg differ
diff --git a/index.html b/index.html
index 98ff3263b7f2b47a2afd25ae2f09953c877808f7..2cd81e42baa2163b2cbb5d320b57febd2ab057ec 100644
--- a/index.html
+++ b/index.html
@@ -53,7 +53,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-2-git-intro.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/overview.md"></section>
 
 
                     
@@ -63,7 +63,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-3-installation.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/the_terminal.md"></section>
 
 
                     
@@ -73,7 +73,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-4-first-repo.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/what_is_git.md"></section>
 
 
                     
@@ -83,7 +83,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-5-branches.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/installation.md"></section>
 
 
                     
@@ -93,7 +93,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-6-remote.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/essential_commands.md"></section>
 
 
                     
@@ -103,7 +103,7 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-7-github-pages.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/github_gitlab.md"></section>
 
 
                     
@@ -113,7 +113,57 @@
                         
     <section data-separator="^\n\n\n"
              data-vertical="^\n\n"
-              data-markdown="slides/part-8-thanks.md"></section>
+             data-background="../img/whiteBG.jpg" data-markdown="slides/branches.md"></section>
+
+
+                    
+                    
+                
+                    
+                        
+    <section data-separator="^\n\n\n"
+             data-vertical="^\n\n"
+             data-background="../img/whiteBG.jpg" data-markdown="slides/forks.md"></section>
+
+
+                    
+                    
+                
+                    
+                        
+    <section data-separator="^\n\n\n"
+             data-vertical="^\n\n"
+             data-background="../img/whiteBG.jpg" data-markdown="slides/best_practices.md"></section>
+
+
+                    
+                    
+                
+                    
+                        
+    <section data-separator="^\n\n\n"
+             data-vertical="^\n\n"
+             data-background="../img/whiteBG.jpg" data-markdown="slides/thanks.md"></section>
+
+
+                    
+                    
+                
+                    
+                        
+    <section data-separator="^\n\n\n"
+             data-vertical="^\n\n"
+             data-background="../img/whiteBG.jpg" data-markdown="slides/ready.md"></section>
+
+
+                    
+                    
+                
+                    
+                        
+    <section data-separator="^\n\n\n"
+             data-vertical="^\n\n"
+             data-background="../img/whiteBG.jpg" data-markdown="slides/homework.md"></section>
 
 
                     
diff --git a/slides/best_practices.md b/slides/best_practices.md
new file mode 100644
index 0000000000000000000000000000000000000000..91ca870bd5f3e722ad31083ca18c0647ade7272a
--- /dev/null
+++ b/slides/best_practices.md
@@ -0,0 +1,39 @@
+## Best practices
+
+* `pull` before `push`
+
+* Work on your <font color="red">own</font> branch (in your own fork), and **not** on `master` and **not** on `develop`
+
+* Do **not push** to `master` or `develop`, but **submit a PR**
+
+* Get your code **reviewed** by your peers (submit a PR!)
+
+* Submit a PR **often**!
+
+* `clone` a repository, do not download the `.zip` file.
+
+* Do **not** combine `git` commands
+   ```bash
+   $ git commit -am "myMessage" # do not do this
+   ```
+
+* Stage only 1 file at once using
+   ```bash
+   $ git add myFile.txt
+   ```
+
+
+* Commit **only a few files** at once (after multiple separate `git add` commands)
+
+* Always **sync your fork** before starting to work on a new branch
+   ```bash
+   $ git remote -v # verify to have the right remote set
+   $ git fetch upstream
+   $ git merge upstream/master
+   $ git push origin master # do not do git push (!)
+   ```
+
+* `Push` often - avoid conflicts
+
+<br><br>
+Remember: **A `push` a day keeps conflicts away!**
diff --git a/slides/branches.md b/slides/branches.md
new file mode 100644
index 0000000000000000000000000000000000000000..6a5eaf044bf1ff09a5d205418c3f68111c45e53f
--- /dev/null
+++ b/slides/branches.md
@@ -0,0 +1,144 @@
+## Branches
+
+Branch-off within the same repository in order to stay safe!
+
+<br><br>The master branch
+<img src="img/branch-master.png" class="branch-master" />
+
+
+## One branch per feature
+
+Assume that you want to work on a function for a matrix-vector operation.
+```bash
+$ git checkout -b matrix_vect_mult_myName
+# creates the branch locally
+```
+The `-b` flag creates the branch.
+
+<img src="img/branch-create.png" class="branch-create" />
+
+Push the branch to the remote repository
+```bash
+$ git push
+```
+
+
+If you do that, `git` might complain
+```bash
+fatal: The current branch matrix_vect_mult_myName has no upstream branch.
+To push the current branch and set the remote as upstream, use
+
+    git push --set-upstream origin matrix_vect_mult_myName
+```
+
+<br>
+Follow the advice and do
+```bash
+$ git push --set-upstream origin matrix_vect_mult_myName
+```
+
+
+## Switch between branches
+
+In your terminal, you may see the name of the branch you are on.
+
+List available branches of the repository
+```bash
+$ git branch --list
+```
+
+<div class="fragment">
+<br>
+Checkout another branch
+```bash
+$ git checkout <branch_name>
+```
+
+<div class="fragment">
+<br>
+You can switch back to the `master` branch with
+```bash
+$ git checkout master
+```
+
+
+<br>
+You can use the 5 essential commands as before.
+
+Only difference: you are on your own branch.
+
+<img src="img/branch-commit.png" class="branch-commit" />
+
+
+## Merge a branch
+
+If you want your feature on the `develop` or `master` branches,
+**submit a MR or a PR** via the Github/Gitlab interface.
+
+<br>
+Use the **interface** to make use of your peers to review your code!
+
+<img src="img/branch-merge.png" class="branch-merge" />
+
+<br>
+Once merged, you can delete the branch via the interface.
+
+
+## Gitlab interface
+<img src="https://gitlab.com/gitlab-com/gitlab-artwork/raw/master/logo/logo.png" alt="GitLab" style="width: 100px;"/>
+
+Detailed information is on [docs.gitlab.com/ce/gitlab-basics/add-merge-request.html](https://docs.gitlab.com/ce/gitlab-basics/add-merge-request.html).
+
+1. Click on **New merge request**
+
+![New Merge Request](https://docs.gitlab.com/ee/gitlab-basics/img/merge_request_new.png)
+<br><br>
+2. Compare the branches
+
+![Compare branches](https://docs.gitlab.com/ee/gitlab-basics/img/merge_request_select_branch.png)
+
+
+<ol start="3">
+  <li>Assign your peer
+  <br>
+
+  ![Assigning a peer](https://gitlab.com/gitlab-org/gitlab-ce/uploads/6445f80f96d8cb85b320322d36d8bb0e/assigneesidebar.png)
+  </li>
+</ol>
+
+
+<ol start="4">
+  <li>Submit the MR
+
+  ![Submit MR](https://docs.gitlab.com/ee/gitlab-basics/img/merge_request_page.png)</li>
+</ol>
+
+
+## Github interface
+<img src="https://assets-cdn.github.com/images/modules/logos_page/GitHub-Mark.png" alt="GitHub" style="width: 100px;"/>
+
+Detailed information is on [help.github.com/articles/creating-a-pull-request/](https://help.github.com/articles/creating-a-pull-request/).
+
+1. Click on **New pull request**
+
+![New pull request](https://help.github.com/assets/images/help/pull_requests/pull-request-start-review-button.png)
+<br><br>
+2. Compare the branches
+
+![Compare branches](https://help.github.com/assets/images/help/pull_requests/choose-base-and-compare-branches.png)
+
+
+<ol start="3">
+  <li>Assign your peer
+  <br>
+  
+  ![Assigning a peer](https://help.github.com/assets/images/help/issues/issues_assigning_dropdown.png)
+  </li>
+</ol>
+
+
+<ol start="4">
+  <li>Submit the PR
+
+  ![Submit MR](https://help.github.com/assets/images/help/pull_requests/pullrequest-send.png)</li>
+</ol>
diff --git a/slides/essential_commands.md b/slides/essential_commands.md
new file mode 100644
index 0000000000000000000000000000000000000000..96a4ab9ca888c5f70823a1ba7de289fb4d7c38d9
--- /dev/null
+++ b/slides/essential_commands.md
@@ -0,0 +1,137 @@
+## The 5 essential commands
+
+<br>
+**Yes**, you only need 5 commands!
+
+<br>
+`pull, status, add, commit, push`
+
+<br>
+or in other words (remember these!):
+```bash
+$ git pull
+$ git status
+$ git add myFile.txt # example
+$ git commit -m "myMessage" # example
+$ git push
+```
+
+
+## Pull the latest version of an existing repository
+
+First, browse to the cloned directory (`git clone [...]`):
+```bash
+$ cd practice
+```
+
+Then, pull the latest revision:
+```bash
+$ git pull
+# Already up to date
+```
+
+Verify its `status` with:
+```bash
+$ git status
+```
+
+
+## Modify a file
+
+Modify and rename `addTwoNumbers.m` in the folder `firstCommit`
+
+<br>
+Open the file `addTwoNumbers.m` in the folder `firstCommit` using the `Atom` editor (or any other editor).
+
+<br>
+Then, rename the function by adding your name (`addTwoNumbers_myName`)
+
+<br>
+Uncomment the line
+```Matlab
+% c = a + b
+```
+
+<br>
+Save and rename the file by <font color="red">adding your name</font>
+```bash
+$ mv firstCommit/addTwoNumbers.m firstCommit/addTwoNumbers_myName.m
+```
+
+
+## Add your file to the stage
+
+First, check the repository status
+```bash
+$ git status
+# uncommitted changes (displayed in red)
+```
+
+<div class="fragment">
+<br>
+Now, add the file (bring it on stage)
+```bash
+$ git add firstCommit/addTwoNumbers_myName.m
+# returns the same as before, generally in green (means staged)
+```
+
+<div class="fragment">
+<br>
+**ADVANCED**: see your changes in the terminal
+```bash
+$ git diff
+```
+exit with `:q`
+
+
+## Add a commit message
+
+```bash
+$ git commit -m "Uncommented line for adding 2 numbers"
+$ git status
+```
+
+<br>
+You can pull, even at this stage, new possible changes
+```bash
+$ git pull
+```
+
+
+## Push your file to the repository
+
+```bash
+$ git push
+```
+
+<div class="fragment">
+<br>
+**ADVANCED**: see the log of all the commits (and your last one) in the terminal
+```bash
+$ git log
+```
+exit by typing `q`
+
+<div class="fragment">
+<br><br>
+You just pushed to `master`. This is **not a good** practice (more later!).
+
+
+## Do it yourself
+
+* Modify and rename `secondCommit/multiplyTwoNumbers.m`
+* Push the file `secondCommit/multiplyTwoNumbers_myName.m`
+* Don't forget to add <font color="red">`_myName`</font>
+
+<div class="fragment">
+<br>
+Commands:
+```bash
+$ git pull
+$ git diff # optional
+$ git add secondCommit/multiplyTwoNumbers_myName.m
+$ git commit -m "Uncommented line for multiplying 2 numbers"
+$ git status
+$ git push
+$ git log # optional
+```
diff --git a/slides/forks.md b/slides/forks.md
new file mode 100644
index 0000000000000000000000000000000000000000..9109050ed31bada378834b3e1fe4028b21234965
--- /dev/null
+++ b/slides/forks.md
@@ -0,0 +1,87 @@
+## Forks
+
+You **fork** when you want to work on a public repository or a protected repository.
+
+<br><br>
+Remember:
+
+- A **fork** is your own **copy** of a repository.
+- A **fork** can have multiple **branches**.
+- A **fork** is not a **branch**, but can have multiple **branches**.
+
+<br><br>
+A **fork** is only useful when you want to contribute, e.g., to The COBRAToolbox.
+
+
+## Fork via interface
+
+Browse to the original repository and click on the button `Fork`
+
+![Fork the repo](https://help.github.com/assets/images/help/repository/fork_button.jpg)
+
+
+## Clone your fork
+
+Clone first
+```bash
+$ git clone https://git-r3lab.uni.lu/myGroup/myRepo.git forkMyRepo
+```
+
+<br>
+then, you can change to the directory
+```bash
+$ cd forkMyRepo
+```
+
+
+## Add the address of the original repository
+
+Add the `upstream` address (original/protected repository)
+```bash
+$ git remote add upstream https://git-r3lab.uni.lu/origGroup/origRepo.git
+```
+
+<br>
+You can then check whether the remote address is set correctly
+```bash
+$ git remote -v
+```
+<!-- <img src="img/remote-0-master.png" class="as-is" /> //-->
+<!-- <img src="img/remote-1-remote.png" class="as-is" /> //-->
+<!--- <img src="img/remote-2-push.png" class="as-is" /> //-->
+
+
+## Synchronize your fork
+
+```bash
+$ git checkout master
+$ git status
+```
+
+<div class="fragment">
+<br>
+Fetch the changes from upstream (similar to pull)
+```bash      
+$ git fetch upstream
+```
+
+<div class="fragment">
+<br>
+Merge the retrieved changes
+```bash
+$ git merge upstream/master
+```
+
+<div class="fragment">
+<br>
+Push the changes to your own fork
+```bash
+$ git push origin master
+```
+
+
+## Pull/Merge Requests
+
+**Good news!**
+
+Same procedure as with merging a branch...
diff --git a/slides/github_gitlab.md b/slides/github_gitlab.md
new file mode 100644
index 0000000000000000000000000000000000000000..ea5e300d8dee6246fb4012881022f15abd4b9b2e
--- /dev/null
+++ b/slides/github_gitlab.md
@@ -0,0 +1,25 @@
+## GitHub and GitLab
+
+<img src="https://assets-cdn.github.com/images/modules/logos_page/GitHub-Mark.png" alt="GitHub" style="width: 200px;"/>
+<img src="https://gitlab.com/gitlab-com/gitlab-artwork/raw/master/logo/logo-extra-whitespace.png" alt="GitLab" style="width: 200px;"/>
+
+GitHub and GitLab are VCS systems.
+
+GitHub is **public**, whereas GitLab is **restricted/private**.
+
+Positive point: GitHub and GitLab are (almost) the same.
+
+
+## GitHub (Live Demo)
+
+[www.github.com](www.github.com)
+<br><img src="https://assets-cdn.github.com/images/modules/logos_page/GitHub-Mark.png" alt="GitHub" style="width: 200px;"/>
+
+
+## GitLab (Live Demo)
+
+[https://git-r3lab.uni.lu](https://git-r3lab.uni.lu)
+<br><img src="https://gitlab.com/gitlab-com/gitlab-artwork/raw/master/logo/logo-extra-whitespace.png" alt="GitLab" style="width: 200px;"/>
+
+
+## Open an issue (Live Demo)
diff --git a/slides/homework.md b/slides/homework.md
new file mode 100644
index 0000000000000000000000000000000000000000..e812373753aecf1e0a77ac9fdc628873c497504f
--- /dev/null
+++ b/slides/homework.md
@@ -0,0 +1,38 @@
+## Homework on GitLab
+
+*This exercise has to be done on your lab computer on which `Matlab` **is** installed. Don't forget to properly configure `git` with your username and email, as we explained in the training slides.*
+
+<br>
+During the training, you committed to the
+<br>
+[https://git-r3lab.uni.lu/git-training/practice](https://git-r3lab.uni.lu/git-training/practice)
+repository.
+
+<br>
+Your task is to create a fork of this repository, commit some code and create a merge request on `GitLab`.
+
+
+## Homework: instructions
+
+- First, fork the [https://git-r3lab.uni.lu/git-training/practice](https://git-r3lab.uni.lu/git-training/practice) repository.
+
+- Create the new branch `homework_myName`.
+
+- Implement a new function (create a new file `sqrt_myName.m`) called `sqrt_myName(x)` that computes the square root of `x`.
+
+- Copy the `test.m` file to `test_myName.m` and change the names of the functions accordingly.
+
+
+- Before submitting the merge request, verify locally that your code is running properly.
+  Simply execute it
+   ```sh
+   $ matlab -nodesktop -nosplash < test_myName.m
+   ```
+   and verify that no error is reported.
+
+- Create a merge-request.
+
+- Assign either Laurent (@laurent.heirendt) or Sylvain (@sylvain.arreckx) depending on your group and your merge-request will be reviewed by one of us.
+
+<br>
+That's it!
diff --git a/slides/index.md b/slides/index.md
index 00b2f0273013a87530a3e18b9fc28cfbd5ad454e..8f0015edeae3d30d6aa9995a5c0d76de32d6ba29 100644
--- a/slides/index.md
+++ b/slides/index.md
@@ -1,8 +1,8 @@
 <img src="img/Git-Logo-Black.png" class="as-is" height="100px">training
 <br><br>
-**SBG and MSP groups**
+**SBG & MSP groups**
 
-LCSB
+<img src="img/logoLCSB.png" class="as-is" height="100px">
 
 <br><br><br><br>
 <br><br><br><br>
@@ -11,8 +11,6 @@ January 19th, 2017
 
 Sylvain Arreckx & Laurent Heirendt
 
-<img src="img/logos.png" class="as-is" height="70px">
-
 <br><br><br><br>
 
 note:
@@ -32,7 +30,7 @@ clone, add, commit, (diff, log), push and status
 
 branch, checkout (add commit push on a branch)
 
-Demo that if pushed to a branch, we will have a conflict -> submit a PR tto DEVELOP from own branch to avoid that
+Demo that if pushed to a branch, we will have a conflict -> submit a PR to DEVELOP from own branch to avoid that
 
 2. Github
 
@@ -48,3 +46,7 @@ PR, issues (on a dummy test repo)
 - Task 2: Push to forked repo and create a PR
 - Bonus Task: Fork the cobratoolbox and update
 - Friday: 1h debriefing
+
+    Put your speaker notes here.
+    You can see them pressing 's'.
+    Fullscreen can be activated by typing 'f'.
diff --git a/slides/installation.md b/slides/installation.md
new file mode 100644
index 0000000000000000000000000000000000000000..e614a8a7d2b0e136b9cf116d27603b23e3865380
--- /dev/null
+++ b/slides/installation.md
@@ -0,0 +1,98 @@
+## Installation
+
+<img src="img/github_app.png" class="as-is" height="200" />
+
+**Linux (Ubuntu)**
+
+```bash
+$ sudo apt-get install git-all
+```
+<br>
+**macOS**
+
+Install *Xcode Command Line Tools*
+
+<br>
+**Windows**
+
+Follow instructions on *[git-for-windows.github.io](https://git-for-windows.github.io)*.
+
+**or:** `MobaXTerm` with `git` plugin: *[mobaxterm.mobatek.net](https://mobaxterm.mobatek.net)*.
+
+<small>More on *[git-scm.com/book/en/v2/Getting-Started-Installing-Git](https://git-scm.com/book/en/v2/Getting-Started-Installing-Git)*</small>
+
+
+## How to start?
+
+**Linux (Ubuntu)** and **macOS**
+
+Start the terminal (or any other shell)
+
+<br>
+**Windows**
+
+Start `GUI Bash` or `MobaXTerm`.
+
+
+## How to configure `git`?
+
+```bash
+$ git config --global user.name "Firstname Lastname"
+$ git config --global user.email "first.last@uni.lu"
+```
+
+
+## Does it work?
+
+```bash
+$ git --version
+# git version 2.10.0
+```
+
+
+## Test the configuration
+
+Test whether your username and email have been registered
+
+```bash
+$ git config --list
+```
+
+<br>
+This should list the configuration with `user.name` and `user.email`.
+
+
+## How do I `clone` a repository?
+
+You can clone a repository with
+```bash
+$ git clone https://github.com/userName/myRepo.git myRepo
+```
+
+<div class="fragment">
+<br>
+Clone the training repository with
+```bash
+$ git clone https://git-r3lab.uni.lu/git-training/practice.git practice
+```
+<br>
+You may be prompted to enter your credentials.
+
+<div class="fragment">
+<br>
+Any other rudimentary method such as
+
+*'I simply download the `.zip` un unzip it - works like a charm!'*
+
+shall **be avoided**!
+
+
+## I need `The COBRAToolbox`?
+
+Simply `clone` the repository (i.e., retrieve a copy)
+```bash
+$ git clone https://github.com/opencobra/cobratoolbox.git cobratoolbox
+```
+
+<br><br>
+**Do not** do it right now! Thank you.
diff --git a/slides/list.json b/slides/list.json
index a1eef01ab3ba641d42b0e0ff0a35725e42aa5a4c..c4a5b483b652ec759b3f56e43ae11fa3338ba75d 100644
--- a/slides/list.json
+++ b/slides/list.json
@@ -6,38 +6,75 @@
         }
     },
     {
-        "filename": "part-2-git-intro.md",
+        "filename": "overview.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-3-installation.md",
+        "filename": "the_terminal.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-4-first-repo.md",
+        "filename": "what_is_git.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-5-branches.md",
+        "filename": "installation.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-6-remote.md",
+        "filename": "essential_commands.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-7-github-pages.md",
+        "filename": "github_gitlab.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     },
     {
-        "filename": "part-8-thanks.md",
+        "filename": "branches.md",
         "attr": {
+          "data-background": "../img/whiteBG.jpg"
+        }
+    },
+    {
+        "filename": "forks.md",
+        "attr": {
+          "data-background": "../img/whiteBG.jpg"
+        }
+    },
+    {
+        "filename": "best_practices.md",
+        "attr": {
+          "data-background": "../img/whiteBG.jpg"
+        }
+    },
+    {
+        "filename": "thanks.md",
+        "attr": {
+          "data-background": "../img/whiteBG.jpg"
+        }
+    },
+    {
+        "filename": "ready.md",
+        "attr": {
+          "data-background": "../img/whiteBG.jpg"
+        }
+    },
+    {
+        "filename": "homework.md",
+        "attr": {
+          "data-background": "../img/whiteBG.jpg"
         }
     }
 ]
diff --git a/slides/overview.md b/slides/overview.md
new file mode 100644
index 0000000000000000000000000000000000000000..e91ed2f0313c6c7d148f6f67b24c7c92fd81f4b8
--- /dev/null
+++ b/slides/overview.md
@@ -0,0 +1,13 @@
+## Overview
+
+0. The Terminal
+1. What is `git`? What is the use of `git`? <!--(5 min)//-->
+2. GitHub and GitLab <!--(5min)//-->
+3. Installation of `git`
+4. The 5 essential commands <!--(10 min)//-->
+    * `pull` / `status` / `add` / `commit` / `push`
+5. Branches <!--(10 min)//-->
+6. Forks <!--(10 min)//-->
+7. Best practices
+8. Practical session  <!--(40 min)//-->
+9. Evaluation <!--(10 min)//-->
diff --git a/slides/part-2-git-intro.md b/slides/part-2-git-intro.md
deleted file mode 100644
index 5d2c08dd8c2e8727f1500f6a2d03c94af0e16bbd..0000000000000000000000000000000000000000
--- a/slides/part-2-git-intro.md
+++ /dev/null
@@ -1,79 +0,0 @@
-## Overview
-
-0. The Linux Terminal
-1. What is `git`? Why do I need it? (5 min)
-2. GitHub and GitLab (5min)
-    * Practical session (5 min)
-        - GitLab interface
-        - GitHub interface
-3. The 5 essential commands (10 min)
-    * Practical session (15 min)
-        - init
-        - clone
-        - add
-        -
-4. Branches (10 min)
-    * Practical session (10 min)
-5. Forks (10 min)
-    * Practical session (10 min)
-6. Evaluation (10 min)
-
-
-## The Linux Terminal
-
-Starting the terminal presents itself with a line where you can enter a command:
-```sh
-michael@myComputer>
-```
-Often written, for covenience, as:
-```sh
-$
-```
-When you open your terminal (git shell) and unless otherwise configured, you are located
-in your home directory, denoted as `~/`.
-
-
-## Essential Linux commands
-
-List the contents of a directory
-```sh
-$ ls
-```
-
-Change the directory to a specific folder
-```sh
-$ cd myDirectory
-```
-
-Change the directory 1 level and 2 levels up
-```sh
-$ cd ..
-$ cd ../..
-```
-Create a directory
-```sh
-$ mkdir myNewDirectory
-```
-
-
-## What is `git`? Why do I need it?
-
-![](img/git_definition.png)
-
-![](img/linus.jpg)
-
-Designed and implemented in 2005 by **Linus Torvalds**
-
-`git` is a version tracking system, essentially for code.
-Collaborative platform for code development
-
-
-
-## The 5 essential commands
-
-`pull, status, add, commit, push` (P-SAC-P)
-
-note:
-    Put your speaker notes here.
-    You can see them pressing 's'.
-    Fullscreen can be activated by typing 'f'.
diff --git a/slides/part-3-installation.md b/slides/part-3-installation.md
deleted file mode 100644
index c5d17b124c27e2f099e5f4f300a70e3cb3286548..0000000000000000000000000000000000000000
--- a/slides/part-3-installation.md
+++ /dev/null
@@ -1,25 +0,0 @@
-## Installation
-
-<img src="img/github_app.png" class="as-is" height="300" />
-
-[mac.github.com](http://mac.github.com) ou [windows.github.com](http://windows.github.com)
-
-note:
-    Les participants téléchargent le logiciel Github + installation.
-
-
-## Configuration
-
-```shell
-$ git config --global user.name "Sebastien Saunier"
-$ git config --global user.email "seb@saunier.me"
-$ git config -l
-```
-
-
-## Prêt ?
-
-```shell
-$ git --version
-# git version 1.8.5
-```
diff --git a/slides/part-4-first-repo.md b/slides/part-4-first-repo.md
deleted file mode 100644
index 6b26b7e396d292dfee116aab94a1df4dd27ece02..0000000000000000000000000000000000000000
--- a/slides/part-4-first-repo.md
+++ /dev/null
@@ -1,143 +0,0 @@
-## The 5 commands
-
-```shell
-$ git init
-$ git status
-$ git add
-$ git diff
-$ git commit
-$ git log
-```
-note:
-  Voici les commandes que nous allons apprendre
-
-
-## Nouveau projet : Listes
-
-<div class="fragment">
-Créer l'espace de travail
-
-```shell
-$ cd
-$ mkdir workspace
-$ cd workspace
-```
-
-<div class="fragment">
-Puis le dossier du nouveau projet
-
-```shell
-$ mkdir listes
-$ cd listes
-$ git init
-```
-
-
-## Nouveau fichier
-
-Créer le fichier `courses.txt`
-
-<div class="fragment">
-```shell
-$ git status
-```
-
-<div class="fragment">
-```shell
-$ git add courses.txt
-$ git status
-```
-
-<div class="fragment">
-```shell
-$ git commit -m "Creation de la liste de courses"
-$ git status
-```
-
-note:
-    Pas besoin de serveur, pas besoin de connexion Internet
-
-
-## Modification de fichier
-
-Modifier le fichier `courses.txt`
-
-<div class="fragment">
-```shell
-$ git status
-```
-
-<div class="fragment">
-```shell
-$ git diff courses.txt
-```
-
-<div class="fragment">
-```shell
-$ git add courses.txt
-$ git status
-```
-
-<div class="fragment">
-```shell
-$ git commit -m "Ajout du beurre"
-$ git status
-```
-
-<div class="fragment">
-```shell
-$ git log
-```
-
-
-## Que s'est-il passé ?
-
-
-## Espace de travail
-
-_working directory_
-
-```shell
-$ git status
-  # Changes not staged for commit:
-```
-
-
-## Zone de transit
-
-_index_ ou _staging area_
-
-```shell
-$ git status
-  # Changes to be commited:
-```
-
-
-<img src="img/git-0-start.png" class="as-is" />
-
-
-<img src="img/git-1-dirty.png" class="as-is" />
-
-
-<img src="img/git-2-add.png" class="as-is" />
-
-
-<img src="img/git-3-commit.png" class="as-is" />
-
-
-## Et dans l'autre sens ?
-
-
-<img src="img/git-1-dirty.png" class="as-is" />
-
-
-<img src="img/git-4-checkout.png" class="as-is" />
-
-
-<img src="img/git-2-add.png" class="as-is" />
-
-
-<img src="img/git-5-reset.png" class="as-is" />
-
-
-## Rinse and Repeat
diff --git a/slides/part-5-branches.md b/slides/part-5-branches.md
deleted file mode 100644
index ab002d29218931f63734f9807307c79fd29ffcab..0000000000000000000000000000000000000000
--- a/slides/part-5-branches.md
+++ /dev/null
@@ -1,55 +0,0 @@
-## Branches
-
-Expérimentez en toute sécurité
-
-
-<img src="img/branch-0-master.png" class="as-is" />
-
-
-## Une branche = Une fonctionnalité
-
-
-```shell
-$ git checkout -b noel
-```
-<img src="img/branch-1-checkout-b.png" class="as-is" />
-
-
-## Navigation
-
-Lister les branches
-```shell
-$ git branch
-```
-
-Se positionner dans une branche
-```shell
-$ git checkout <branch_name>
-```
-
-
-```shell
-$ git commit
-```
-<img src="img/branch-2-commit.png" class="as-is" />
-
-
-## Fusion
-### En anglais, _merge_
-
-
-```shell
-$ git checkout master
-$ git diff master..noel
-$ git merge noel
-```
-<img src="img/branch-3-merge.png" class="as-is" />
-
-
-## Nettoyage
-
-
-```shell
-$ git branch -d noel
-```
-<img src="img/branch-4-br-d.png" class="as-is" />
diff --git a/slides/part-6-remote.md b/slides/part-6-remote.md
deleted file mode 100644
index 0f6d346946f4c53858c0c3bc21af5c8d985d9822..0000000000000000000000000000000000000000
--- a/slides/part-6-remote.md
+++ /dev/null
@@ -1,52 +0,0 @@
-## Remote
-
-Parlons de dépôt *distant*
-
-
-<img src="img/remote-0-master.png" class="as-is" />
-
-
-<img src="img/remote-1-remote.png" class="as-is" />
-
-
-## Héberger un dépôt distant ?
-Github (Ou [BitBucket](https://bitbucket.org/))
-
-
-## Ajouter une _remote_
-
-```shell
-$ git remote add origin git@github.com:<user>/<proj>.git
-$ git remote -v
-```
-
-
-```shell
-$ git push origin master
-```
-<img src="img/remote-2-push.png" class="as-is" />
-
-
-## Récupérer les changements
-
-```shell
-$ git checkout master     # Aller sur la branche master
-$ git status              # Est-ce propre? (Bien sûr!)
-$ git pull origin master  # Récupérer le travail
-                          # de l'équipe
-```
-
-
-## _Sync Branch_
-Terminologie de l'application GitHub
-
-
-## Conflits
-
-
-## Pull Requests
-Ou comment utiliser GitHub pour vos revues de code
-
-
-## Fork
-Contribuez à l'open source
diff --git a/slides/part-7-github-pages.md b/slides/part-7-github-pages.md
deleted file mode 100644
index 76259f13d054d285a317478cd3d84561eb01e629..0000000000000000000000000000000000000000
--- a/slides/part-7-github-pages.md
+++ /dev/null
@@ -1,27 +0,0 @@
-## Dépôt magique
-
-`<user>.github.io`
-
-`master => http://<user>.github.io/`
-
-
-## Branche magique
-
-Tous les autres dépôt GitHub:
-
-`gh-pages => http://<user>.github.io/<repository>/`
-
-
-## Action!
-
-Un simple fichier `index.html` suffit :)
-
-
-## Marque blanche
-
-`http://<user>.github.io => http://your.domain`
-
-Utilisez un fichier `CNAME` à la racine du dépôt.
-[Détails](https://help.github.com/articles/setting-up-a-custom-domain-with-pages)
-
-Exemple: [ssaunier.github.io/CNAME](https://github.com/ssaunier/ssaunier.github.io/blob/master/CNAME)
diff --git a/slides/part-8-thanks.md b/slides/part-8-thanks.md
deleted file mode 100644
index 9e575cbbe20ec175f5e0e3341f6c36be6c2d9b15..0000000000000000000000000000000000000000
--- a/slides/part-8-thanks.md
+++ /dev/null
@@ -1,8 +0,0 @@
-Laurent Heirendt
-
-![](https://avatars0.githubusercontent.com/u/20812112?v=3&s=180)
-
-Sylvain Arreckx
-![](https://avatars1.githubusercontent.com/u/816318?v=3&s=180)
-
-Cheat sheet : [Web](http://rogerdudler.github.io/git-guide/index.html) or [PDF](http://rogerdudler.github.io/git-guide/files/git_cheat_sheet.pdf) prepared by [@rogerdudler](https://github.com/rogerdudler)
diff --git a/slides/ready.md b/slides/ready.md
new file mode 100644
index 0000000000000000000000000000000000000000..8083fdaa8ddbc611f3e2933917370f0e3e44ef82
--- /dev/null
+++ b/slides/ready.md
@@ -0,0 +1,5 @@
+## Ready to practice?
+
+<br>Go to https://github.com/uni-lu/group_members
+
+<br>And follow the instructions in the `README` file.
diff --git a/slides/thanks.md b/slides/thanks.md
new file mode 100644
index 0000000000000000000000000000000000000000..4f65b5d21da4dd42746de529b2f2e0103a140140
--- /dev/null
+++ b/slides/thanks.md
@@ -0,0 +1,11 @@
+### References
+
+[1]: **Git** Book:
+https://git-scm.com/book/en/v2
+
+<br>[2]: GitHub training services: https://services.github.com/training/
+
+
+### Cheat sheet
+[Web](http://rogerdudler.github.io/git-guide/index.html) or [PDF](http://rogerdudler.github.io/git-guide/files/git_cheat_sheet.pdf)
+
diff --git a/slides/the_terminal.md b/slides/the_terminal.md
new file mode 100644
index 0000000000000000000000000000000000000000..30844f9443182e47adcbcfa2a5c41a9cd74c9c76
--- /dev/null
+++ b/slides/the_terminal.md
@@ -0,0 +1,65 @@
+## The Terminal (shell)
+
+Starting the terminal presents itself with a line where you can enter a command
+```bash
+cesar@myComputer>
+```
+
+<div class="fragment">
+<br>
+Often written, for covenience, as
+```bash
+$
+```
+
+<br>
+When you open your terminal (shell), you are located
+in your home directory (unless otherwise configured), denoted as `~/`.
+
+
+## Essential Linux commands
+
+List the contents of a directory
+```bash
+$ ls
+```
+
+<div class="fragment">
+<br>
+Create a directory
+```bash
+$ mkdir myNewDirectory
+```
+
+<div class="fragment">
+<br>
+Change the directory to a specific folder
+```bash
+$ cd myNewDirectory
+```
+
+
+<br>
+Change the directory 1 level and 2 levels up
+```bash
+$ cd ..
+# 1 level up
+
+$ cd ../..
+# 2 levels up
+```
+
+<div class="fragment">
+<br>
+Move a file or a directory
+```bash
+$ mv myFile.m myNewDirectory/.
+```
+
+<div class="fragment">
+<br>
+Rename a file or a directory
+```bash
+$ mv myFile.m myNewFile.m
+$ mv myNewDirectory myDirectory
+```
diff --git a/slides/what_is_git.md b/slides/what_is_git.md
new file mode 100644
index 0000000000000000000000000000000000000000..649f5c9462ab97edaa9ebd5ef6514ec9860b3d91
--- /dev/null
+++ b/slides/what_is_git.md
@@ -0,0 +1,25 @@
+## What is `git`?
+
+<!-- ![](img/git_definition.png) -->
+
+`git` is a **version control system** (VCS) for tracking changes in computer files and coordinating work on those files among multiple people [1].
+
+<br><br><br>Designed and implemented in 2005 by **Linus Torvalds**
+
+![](img/linus.jpg)
+
+<div align="left"><small>[1] *https://en.wikipedia.org/wiki/Git*</small></div>
+
+
+## What is the use of `git`?
+
+* No need to fully rewrite code; **reuse code** and **save time**
+* Keep the changes you made over time (**history**)
+* Allows you to **backtrack** (if necessary) and undo unwanted changes
+* Easily **add contributions** of your collaborators to the main code base
+
+note:
+
+Other points to mention:
+* git shall not be considered as a nuisance, but as a tool that should help to track and trace the code.
+* git is not to track performance. Not using it shows exactly the opposite.