Remove abbr tag because of firefox formatting

Author: achan

app/styles/components/mcac-header.scss

@@ -25,12 +25,6 @@
         margin-left: 0;
       }
     }
-
-    abbr[title] {
-      border-style: none;
-      position: absolute;
-      cursor: pointer;
-    }
   }
 
   &.hiding-menu.hidden {

app/templates/components/mcac-header.hbs

@@ -2,8 +2,7 @@
   <div class="container">
     <div class="navbar-header">
       {{#link-to "index" class="navbar-brand"}}
-        <i class="icon-cma logo"></i>
-        <abbr title="Montreal Chinese Alliance Church">MCAC</abbr>
+        <i class="icon-cma logo"></i> MCAC
       {{/link-to}}
     </div>
   </div>