Merge pull request #307 from sergeyklay/master

Fixed typos
Update Feature: Moved kohana to gleez folder for customization

Moved core kohana class into gleez allows more customization for upcoming
changes and improves performance too in future.
Merge branch 'master' of github.com:gleez/cms
Merge pull request #308 from sergeyklay/master

Fuxes
Fixed issue: Fix security preamble and make it consistent in a few cases where it deviates