Merge branch 'develop' into 'master'

merge develop to master

See merge request !20

README.md

@@ -55,5 +55,8 @@ $ yo reveal:slide --markdown --attributes --notes "Slide Title"
 
 ```bash
 grunt dist
-grunt gh-pages
 ```
+
+Copy the content of the `dist` folder into the `gh-pages` branch of `https://github.com/uni-lu/slides`
+
+Some hyperlinks need to be fixed. To do so edit the `index.html` file and remove all `../` before images location.