Merge pull request #1 from dirkschumacher/master

update the yippie-io repository with the current stable code
Merge pull request #2 from dirkschumacher/master

bump the yippie.io stable with some minor updates and bugfixes
Merge pull request #3 from yippie-io/master-merge

Merges current version from my repo
Merge pull request #4 from dirkschumacher/master

Code Refactorings
Merge pull request #5 from dirkschumacher/master

Minor refactorings
Merge pull request #6 from dirkschumacher/master

Course refactorings
first navigation stuff
moves navigator icon to correct path
updates gems
basic working selector.
TODO: update header, add "more" link to get the "full_text" attribute with phone number and room. show this with a nice arrow on the right side or so
version 1.1 of the info chooser
improves study chooser
proper bootstrap version and ruby version in gem file (1.9.2)
Merge branch 'master' of https://github.com/dirkschumacher/iUPB
Merge branch 'navigator' of https://github.com/dirkschumacher/iUPB into navigator
swaps mail and www link for study choosers
saves the selected study in a cookie
… and reloads a saved study based on the cookie
… and reloads a saved study based on the cookie (FIX)
adds translations