!109 误修改，回退

Merge pull request !109 from tucke/master

@@ -164,6 +164,6 @@ public class PermissionService
      */
     private boolean hasPermissions(Set<String> permissions, String permission)
     {
-        return permissions.contains(ALL_PERMISSION) || permissions.equals(StringUtils.trim(permission));
+        return permissions.contains(ALL_PERMISSION) || permissions.contains(StringUtils.trim(permission));
     }
 }