Merge pull request #28 from theodortruffer/master

cleaned up the home class and updated the menulist. menulist works now b...
Merge pull request #29 from theodortruffer/master

you can choose an item in the mensa list now and it leads you to "MensaD...
updated model with favorite functionality
Merge pull request #30 from NicolasKessler/master

updated model with favorite functionality
Merge pull request #31 from theodortruffer/master

the mensadetail fragment now shows a list of all menus (menus items stil...