Merge remote branch 'manuels/issue1596-Make-hashes-of-hashtags-in-text-shinier'

public/stylesheets/sass/application.sass

@@ -2623,13 +2623,10 @@ ul.show_comments,
   &:hover
     :text
       :decoration none
-    :border
-      :bottom 1px solid $blue
+    :background
+      :color lighten($blue, 47%)
+
 
-  :background
-    :color lighten($blue, 47%)
-  :border
-    :bottom 1px dotted $blue
   :font
     :weight bold