Fixed issue: Removed gleez namespace for auth classes
Fixed issue: Minor cleanup
Fixed issue: Cleanup headers
New feature: Added Model_User::GUEST_ID and Model_User::ADMIN_ID
Fixed issue: Cleanup PHPDoc
Fixed issue: Removed auth namespace
New feature: Added some useful constants
Update feature: Some PHPDoc fixes, using Model_User constans, added i18n support
Merge pull request #526 from sergeyklay/fix-user

Fix user