[CSS] User in white.

templates/graphExplorer/explorer.html

@@ -86,7 +86,7 @@
               <ul class="nav pull-right">
                   <li class="dropdown">
                       <a href="#" role="button" class="dropdown-toggle" data-toggle="dropdown" title="That is your login"><i class="icon-user"></i>
-                            <span class="glyphicon glyphicon-user" aria-hidden="true"></span>
+                            <span class="glyphicon glyphicon-user" aria-hidden="true" style="color:white"></span>
                             {{ user.username }}
                           <i class="caret"></i>