changed name of ansi switch to --colors
https://github.com/yiisoft/yii2/commit/69cad905dd049be9d9b35d8103cd60591e13c6ae#commitcomment-3168489
issue #33

also naming of formatString -> ansiFormat

https://github.com/yiisoft/yii2/commit/f2258e760f03d636056c2c7cb48a8bd45c10d913#commitcomment-3165819

added method wrappers in console/Controller

issue #33

* 'master' of github.com:yiisoft/yii2:
  Corrected default paths for Twig and Smarty

Proposed refactor of ConsoleColor to Console

=== array() => empty() && !== array() => !empty()

Code style fixes

ActiveRecord::getRelation() bugfix

ActiveRecord::insert() and ActiveRecord::update() refactoring

Fixes the variable name