Corrected CONTRIBUTING file to correspond to current state of things.
Merge branch 'master' of github.com:clevertech/YiiBooster
Merge branch 'master' of github.com:clevertech/YiiBooster
Moved record about TbJsonToggleColumn to top of `CHANGELOG`.
Small changes to code style and fixed the incorrect getting of the name of `CActiveDataProvider.keyAttribute` inside `TbRelationalColumn`.
fix #659
fix clevertech/YiiBoilerplate#66