Consistent class naming for icons (#29)

Author: dkastl

init.rb

@@ -35,6 +35,6 @@
 
   menu :admin_menu, :text_blocks,
     { controller: 'text_blocks', action: 'index' },
-    caption: :label_text_block_plural, :html => {:class => 'icon'}
+    caption: :label_text_block_plural, :html => {:class => 'icon icon-text-blocks'}
 end