[BUGFIX] Fatal error when file upload fails
Merge pull request #9 from NamelessCoder/bugs

[BUGFIX] Fatal error when file upload fails
meet naming conventions
[BUGFIX] Incomplete instanciation of BackendUserAuthentication class
Merge pull request #10 from NamelessCoder/bugs

[BUGFIX] Incomplete instanciation of BackendUserAuthentication class
[DOC] Incorrect doc comment
[TASK] Store UID of user who created file reference by uploading
[BUGFIX] Proper storage page UID (non-zero) for non-admin sys_file_reference usage
Merge pull request #11 from NamelessCoder/bugs

[BUGFIX] Usage when logged in a non-admin