Style label dropdowns

app/assets/stylesheets/framework/filters.scss

@@ -79,6 +79,8 @@
     width: 100%;
     text-align: left;
     padding: 8px 16px;
+    text-overflow: ellipsis;
+    overflow-y: hidden;
 
     &:hover {
       background-color: $dropdown-hover-color;

app/views/shared/issuable/_search_bar.html.haml

@@ -69,7 +69,7 @@
               %li.filter-dropdown
                 %button.btn.btn-link
                   %span.dropdown-label-box{ 'style': 'background: {{color}}'}
-                    {{title}}
+                  {{title}}
         .pull-right
           - if boards_page
             #js-boards-seach.issue-boards-search