fix(website): Fixes & responsive stuff for doc

Author: Shipow

docs/_layouts/default.html

@@ -23,7 +23,6 @@
     {% include header.html %}
 
     {{ content }}
-    {{page.url}}
 
 {%if page.noFooter == null %}
     {% include footer.html %}

docs/css/_bootstrap.scss

@@ -25,7 +25,7 @@
 // Components
 @import "bootstrap/component-animations";
 // @import "bootstrap/dropdowns";
-@import "bootstrap/button-groups";
+// @import "bootstrap/button-groups";
 @import "bootstrap/input-groups";
 @import "bootstrap/navs";
 @import "bootstrap/navbar";