Merge branch 'fix-footer' into 'latest'

Fix footer

See merge request !33

_sass/minima/_layout.scss

@@ -297,7 +297,6 @@ html {
 .footer-cp {
   @include relative-font-size(0.8);
   color: $grey-color;
-  margin-left: -$spacing-unit / 2;
   @extend %clearfix;
   position: relative;
   text-align: center;

jekyll-theme-lcsb-default.gemspec

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name          = "jekyll-theme-lcsb-default"
-  spec.version       = "0.3.15"
+  spec.version       = "0.3.16"
   spec.authors       = ["Trefex", "jaceklebioda_lux"]
   spec.email         = ["lcsb-sysadmins@uni.lu"]