fixed logout link (#71)

Author: selvasingh

dashboard-web-app/src/main/resources/static/index.html

@@ -33,7 +33,7 @@
                     Welcome {{username}}
                 </a>
                 <div class="dropdown-menu" aria-labelledby="navbarDropdownMenuLink">
-                    <a class="dropdown-item" href="#/logout" target="_blank">Logout</a>
+                    <a class="dropdown-item" href="logout" target="_blank">Logout</a>
                 </div>
             </li>
             <li class="nav-item" ng-hide="IsLoggedIn()">