* 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

* Replace all ctx.Handle with ctx.ServerError or ctx.NotFound

* Change Handle(403) to NotFound, avoid using macaron's NotFound

* Update swagger documentation

Add docs for missing endpoints
Add documentation for request parameters
Make parameter naming consistent
Fix response documentation

* Restore delete comments

* Webhooks for repo creation/deletion

* add createHookTask

* Add handles for GetSlackPayload and GetDiscordPayload

* Add swagger comment for adminCreateOrg

* Add swagger comment for admin route

* add hook swagger doc

* Add tags

* Add auth

* Fix name of responses

* Edit name method

* Update vendor

* make generate-swagger

Don't require token when not necessary

* Improve ErrOrgNotExist type
Return new error type
Use good error check
Use new method to check error
Update tests

* Fix unchanged method name report