Get rid of rogue fuzzy translations - Closes #239

Oops. Now Guidance Choices "Save" works again. #288

Bugfixes for invitations/ password change. Fixes #268, #271.

Merge local branch into feature/sso - fixes #39, #276, #287, #290. ...

Unified omniauth cases & updated tests.
Deleted Project Controller & tests (no longer needed).
Please db:migrate after this commit.

Merge branch 'development' into development

Merge branch 'development' into development

Fixed nil user variable when generating HTML code for sharing notification. DMPRoadmap/roadmap#286 ...

added condition for avoiding sharing plan with email matching plans owner. DMPRoadmap/roadmap#286

Added message to internationalisation files. DMPRoadmap/roadmap#286

Added gettext gem to find any string marked for translation. DMPRoadmap/roadmap#281 ...

Added to Gemfile and Gemfile.lock

Added string marked for translation in German. DMPRoadmap/roadmap#281

.gitignore excluding auto-generated files for gettext:find. DMPRoadmap/roadmap#281

fixed some initial errors with tests after last PR

added another activerecord error message to po/pot files

added a test that searches for missing translations. Added specific error messages for model validations. Added some devise controlled error messages to pot/po files DMPRoadmap/roadmap#236

hacked jquery.timeago.js to work with new gettext localisation. Added timeago text to pot and po files. DMPRoadmap/roadmap#204

Extended .pot an .po files with translations from static.yml. DMPRoadmap/roadmap#167

I18n replaced from models. DMPRoadmap/roadmap#98

plans views according to gettext. DMPRoadmap/roadmap#98

.pot and .po files re-generated

views/shared and views/layours converted to gettext_rails

started the migration from i18n to gettext