Fixes #1631: Charset is now explicitly set to UTF-8 when serving JSON
Simplified tests.
Fixes #1681: Added support for automatically adjusting the "for" attribute of label generated by `ActiveField::label()`
Typo fix.
change back the visibility of findTableNames to protected.
Fixes #1688: ActiveForm is creating duplicated messages in error summary
Fixes #1685: UrlManager::showScriptName should be set true for tests.
csrf docs added
docs improved
Merge pull request #1689 from Ragazzo/controller_docs

csrf docs added