Add ability to add new users to the permissions list and remove existing users

static/partials/repo-admin.html

@@ -19,6 +19,7 @@
 	    <tr>
 	      <td>User</td>
 	      <td>Permissions</td>
+	      <td></td>
 	    </tr>
 	  </thead>
     
@@ -34,6 +35,18 @@
                 <button type="button" class="btn btn-default" ng-click="setRole(username, 'admin')" ng-class="{read: '', write: '', admin: 'active'}[permission.role]">Admin</button>
 	      </div>
 	    </td>
+	    <td>
+	      <span class="delete-ui" tabindex="0" title="Delete Permission">
+		<span class="delete-ui-button" ng-click="deleteRole(username)"><button class="btn btn-danger">Delete</button></span>
+		<i class="icon-remove"></i>
+	      </span>
+	    </td>
+	  </tr>
+
+	  <tr>
+	    <td colspan="2">
+	      <input id="userSearch" class="form-control" placeholder="Add new user...">
+	    </td>
 	  </tr>
 	</table>
     </div>