Make top controls selector dropdown wider

Author: tzi

plugins/CoreHome/stylesheets/selector.less

@@ -169,7 +169,6 @@
       top: 100%;
       margin-top: @_selector-dropdown_margin-top;
       left: -1px;
-      right: -1px;
 
       border: @_selector-dropdown_border;
       border-radius: @_selector-dropdown_border-radius;