Merge pull request #1574 from DarkCs/0.8

свой BackAccessControl у rbac модуля
#1550
Merge branch '0.8' of https://github.com/yupe/yupe into 0.8
small refactoring comment module
small refactoring comment module
small refactoring comment module
small refactoring comment module
small refactoring comment module
small style and translate fixes
чистка темы default, управление публикацией ресурсов из темы