* fix units permission problems * fix some bugs and merge LoadUnits to repoAssignment * refactor permission struct and add some copyright heads * remove unused codes * fix routes units check * improve permission check * add unit tests for permission * fix typo * fix tests * fix some routes * fix api permission check * improve permission check * fix some permission check * fix tests * fix tests * improve some permission check * fix some permission check * refactor AccessLevel * fix bug * fix tests * fix tests * fix tests * fix AccessLevel * rename CanAccess * fix tests * fix comment * fix bug * add missing unit for test repos * fix bug * rename some functions * fix routes check