viewRenderers -> renderers
Merge pull request #680 from suralc/readme

viewRenderers -> renderers
Fix SORT_DESC comment in Query.php
Merge pull request #681 from aivus/query

Fix SORT_DESC comment in Query.php
fixes #677
fixes #650
Fixes #686
Added Sort::hasAttribute().
Correct validation rule
Added more YII_ENV constants.
Merge pull request #695 from Jomaanro/master

[doc] Correct validation rule in model
enhanced the usage of StringValidator.
Merge branch 'add-tests' of github.com:suralc/yii2 into add-tests
Additional tests in EmailValidator.
Added StringValidatorTest