fix typo
fix links for logos
file upload and image processing
Merge pull request #1419 from mikspark/manage-uploads

file upload and image processing
file name generation closure removed
Merge pull request #1420 from mikspark/manage-uploads

file name generation closure removed
create dir if not exist
small fix
merge comment
merge user
merge yupe
added preview for images in all modules
small fix in User::changeAvatar
fix default avatar in comment module
merge
merge
admin panel forms refactoring part 1
rbac module moved to yupe-ext
admin panel forms refactoring part 2
подправил путь #1429