add form and change mailer for #144
Seed updated. Now every Job Offer has a responsible Person
Save Frankys E-Mail account
hopefully fixed missing rating images for heroku
some translation fixes
merged language files for research assistants and students
Merge branch 'develop' into develop-js

Conflicts:
	db/seeds.rb
Merge pull request #174 from tkowark/develop-js

Develop js
try to get rating gem working on heroku
Revert "try to get rating gem working on heroku"

This reverts commit 694af3454e3a528d5187258484bdb2b5d03337a1.
Merge branch 'develop-ak' of https://github.com/tkowark/hpi-hiwi-portal into develop-ak

Conflicts:
	app/views/students/_form.html.erb
bugfixes
Merge branch 'develop-ak' into develop
Merge branch 'develop'