Fixed namespace, global permission moved to user page
Added tests
fix dependency
merged upstream with feature/admin-defined-permission
added check to column existense in migrations for rails 3
fixed plugin name in hook
fixed path to test_helper
Adds Japanese i18n labels.

* Adds Japanese i18n labels.
* Remove prototype-stealth.js
* change effects on stealth
added travis configuration and codeclimate badge
Compatibility Redmine 2.4-stable
Merge remote-tracking branch 'kotashiratsuka/master'