Added mobile action and javascript for orgunit selector.
Fix task reporter, use admin_unit instead of client.
Fix task report on a dossier.
Reimplement dossier reporter test as functional test, drop mocktest.
Merge pull request #371 from 4teamwork/deif-fix-task-report

Fix task reports (personal overview/dossier)
Fixed UnicodeEncodeError in `OGDSActor.get_link`.

All acotrs `get_link` method should return unicode, so it makes sense to make this change.
Merge pull request #375 from 4teamwork/pg_fix_actor_unicode_error

Fixed UnicodeEncodeError in `OGDSActor.get_link`
Merge pull request #364 from 4teamwork/jin-mobile-orgunit-selector

Added mobile action and javascript for orgunit selector.
Add modify deadline translations.
Fix existing translations, add missing msgids to plone.pot file.
Add transition, dispatch to correct view. update translations.
Add cancel button to modify deadline form.
Remove unused `create-successor-task` action.
Add modify-deadline transition to task workflow.
Update transition handler for modify-deadline.
Remove modify-deadline content action from task.
Update re-used upgrade-step description.
Update button styles, make sure save is green.
Cleanup plone.pot, remove duplicate newlines.
Pass responsible client (current org-unit) when creating sub-tasks.

Fixes #381.