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added chair (#16, #17)
Merge branch 'develop-ak' of https://github.com/tkowark/hpi-hiwi-portal into develop-ak

commit message of 2d51f1e708e8f66490ad371b5cb75d1f544125e0 was brocken
added capybara gem + updated spec_helper
Merge pull request #20 from ephe-meral/add-gem-capybara

Added capybara gem + updated spec_helper to use it
added factorygirl gem + updated spec_helper
added missing Gemfile.lock
Merge pull request #22 from ephe-meral/add-gem-factory-girl

Added factorygirl gem + updated spec_helper
included gem openid-authenticable
merged develop branch
User model changes and annotate gem > bundle install
Working open id login with hacked email
User und Chai tests
open_id data retrieval
Merge pull request #23 from tkowark/develop-ak-openid

Develop ak openid
add association between chair and user model
added tests for chair
Merge branch 'develop-ak' of https://github.com/tkowark/hpi-hiwi-portal into develop-ak
Information check after login and user update
Checkbox for students