Fix use incorrect namespace of Html helpers
Force travis to create the pgsql test db
Response WIP.
Merge branch 'master' of github.com:yiisoft/yii2

Conflicts:
	framework/yii/logging/ProfileTarget.php
Merge pull request #509 from yiidevelop/patch-1

Fix use incorrect namespace of Html helpers
response WIP
Fixed test break.
Fixed status text.
Yii::t() minor fix.
Fixes #13. Implement DB message source.
Added Jsonable support.
Merge branch 'master' of github.com:yiisoft/yii2
Minor refactoring of t().
Merge pull request #512 from resurtm/DbMessageSource

Fixes #13. Implement DB message source.
Response WIP
Merge branch 'master' of github.com:yiisoft/yii2
Minor refactoring of DbMessageSource.
CS fixes.
Removed custom pgsql PDO and added defaultSchema as public property.
Removed false exception catching.