Added russian translation
added Czech translation
Fixed namespace, global permission moved to user page
Merge pull request #21 from Undev/feature/ru-translation

Added russian translation. Спасибо, Vladimir Kiselev!
Merge pull request #20 from jasir/czech-translation

added Czech translation. Děkuji, jasir!
Version 0.6.0: Compatibility with Redmine 2.1

* Added stylesheet for stealth mode
* Use 'redmine_stealth' as plugin name (per Robbedoes33 in issue #19)
Fix url to point to redmine_stealth
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
added travis configuration and codeclimate badge