Merge pull request #377 from sergeyklay/master

Now Kohana::$locale is Gleez_Locale
Fixed issue: Use DB::exp in ORM count nad has relations
Fixed issue: system http header parity with php arrayobject argument type
Update feature: update the database class with ko 3.3
Fixed issue: Fixed datatables for mysqli support and exception refactor
Update feature: Its wise use as object instead as static for domdocumentload in text
Update feature: Moved gleez core to gleez for simplicity and increment version
Update feature: Added Gleez local object by cross linking kohana locale temporarly
Update feature: remove gleez core file and update bootstrap
New feature: Added Gleez_Locale singleton