Add a triangle notification in the repo users list when a user is not part of the organization

static/partials/repo-admin.html

@@ -31,7 +31,7 @@
           <tr>
             <td>User<span ng-show="repo.is_organization">/Team</span></td>
             <td>Permissions</td>
-            <td></td>
+            <td style="width: 95px;"></td>
           </tr>
         </thead>
         
@@ -57,6 +57,7 @@
           <td class="{{ 'user entity ' + (permission.is_org_member ? '' : 'outside') }}">
             <i class="fa fa-user"></i> 
             <span>{{name}}</span>
+            <i class="fa fa-exclamation-triangle" ng-show="!permission.is_org_member" data-trigger="hover" bs-popover="{'content': 'This user is not a member of the organization'}"></i>
           </td>
           <td class="user-permissions">
             <div class="btn-group btn-group-sm">