Fixed issue: Fixed page controller

+ Fixed tabs issue - $post->rawurl instead $post->url
+ Amended PHPDoc
+ Updated feature - Used COnfig::load instead Kohana::$config->load
Fixed issue: Fixed asset name
Update feature: Cerber Theme
Fixed issue: Fixed Exception level
Fixed issue: Minor form.css fixes
Fixed issue: Minor comment form fixes
Fixed issue: Minor comment list fixes
Fixed issue: Fixed redirect in Controller Comment, cleanup code, amended PHPDoc
Updated translation: Minor updates ru, zh, et
Fixed issue: Fixed ability to change logo from admin dashboard
Updated feature: Cerber Theme
Fixed issue: Revert back ->url
Merge pull request #464 from sergeyklay/master

Fixes