fixing conflict in dividers in navbar, fix navbar docs, fix search form in navbar

lib/navbar.less

@@ -153,7 +153,7 @@
     background-color: rgba(0,0,0,.5);
   }
   // Dividers (basically a vertical hr)
-  .divider {
+  .vertical-divider {
     height: 40px;
     width: 1px;
     margin: 0 5px;
@@ -188,6 +188,7 @@
       }
     }
     li a {
+      padding: 4px 15px;
       color: #999;
       text-shadow: 0 1px 0 rgba(0,0,0,.5);
       &:hover {