Fixes #828: refactored QueryBuilder::build()
Fixed test break.
Make sure query cloning works as expected.
gii form width adjustment.
Fixes #829: loginRequired now responds with HTTP 403 in case of AJAX or loginUrl is not set
Update module.php

module should extend \yii\base\Module as \yii\web\Module doesn't exist...

If this is outdated, then pls just ignore it!
Merge pull request #830 from philippfrenzel/patch-4

module should extend \yii\base\Module as \yii\web\Module doesn't exist...
add missing return to module template

I think according to the framework it should return the render and otherwise the browser will stay blank...
Merge pull request #831 from philippfrenzel/patch-5

add missing return to module template
Fixes #829: loginRequired now responds with HTTP 403 in case of AJAX or loginUrl is not set (reverted from commit c2c12a9049ec321e77ee13bc7f8a9a8293596b21)
documentation fixed for mutex extension
improved control over and handling of file and dir permissions

- rename FileHelper::mkdir for API consistency
- changed default permission for directories to 775 instead of 777
- added some properties to classes that deal with files to allow control
  over directory permissions.
Merge branch 'master' of github.com:yiisoft/yii2

* 'master' of github.com:yiisoft/yii2:
  Fixes #829: loginRequired now responds with HTTP 403 in case of AJAX or loginUrl is not set (reverted from commit c2c12a9049ec321e77ee13bc7f8a9a8293596b21)
  add missing return to module template
  Update module.php
  Fixes #829: loginRequired now responds with HTTP 403 in case of AJAX or loginUrl is not set
  gii form width adjustment.
  Make sure query cloning works as expected.
  Fixed test break.
  Fixes #828: refactored QueryBuilder::build()
typo in query builder, fixes #832
renamed test method after implementation rename in FileHelper
Fixes #833: added charset to json response.
Reverted  changeset 595ac6d0beaed1ba95c9249262c003cc40a87802
Merge branch 'master' of github.com:yiisoft/yii2

* 'master' of github.com:yiisoft/yii2:
  Reverted  changeset 595ac6d0beaed1ba95c9249262c003cc40a87802
  Fixes #833: added charset to json response.
fixed return value of Component::can*Property

return false, not null
Added hasMethod() to Component and Object class

this allows implementing __call() in behaviors

See this forum topic for details:
http://www.yiiframework.com/forum/index.php/topic/46629-invoke-behavior-method-through-php-magic-method-call-dosent-work/