Various user interface tweaks

less/lib/Navigation.less

@@ -6,6 +6,7 @@
   overflow: hidden;
   text-overflow: ellipsis;
   padding-left: 8px;
+  padding-right: 8px;
 
   .icon {
     font-size: 14px;

less/lib/sideNav.less

@@ -66,6 +66,7 @@
   > ul > li, .Dropdown-menu > li {
     display: inline-block;
     margin: 0 20px 0 0;
+    vertical-align: top;
   }
   .Dropdown-separator {
     display: none;