Cleanup (pep8, pyflakes).
Update translation locations.
Update raw.github.com URLs to new raw.githubusercontent.com.
Declare dependencies.

Also removed unused import in meta.py which pyflakes cannot discover.
Fix and update example workflow, "manage" action group was removed.

With 1399810, the "manage" action group was renamed.
Also some permissions were ignored.
Merge pull request #33 from 4teamwork/jone-cleanup

Cleanups