- Fix tests

- Add new endpoints for retrieving the repo permissions for a robot account
- Have the robots list return the number of repositories for which there are permissions
- Other UI fixes

static/directives/role-group.html

@@ -1,5 +1,6 @@
 <div class="btn-group btn-group-sm">
   <button ng-repeat="role in roles"
           type="button" class="btn" ng-click="setRole(role.id)"
-          ng-class="(currentRole == role.id) ? ('active btn-' + role.kind) : 'btn-default'">{{ role.title }}</button>
+          ng-class="(currentRole == role.id) ? ('active btn-' + role.kind) : 'btn-default'"
+          ng-disabled="readOnly">{{ role.title }}</button>
 </div>