Arndt, Patrick, Daniel: Implemented a DB request for the DB Team.
Modified the Overviewer to see the new RepairOrder of the DB. Changed
some minimal codeparts.
added methods to Bike Data controller
Implemented the shoppingcart (view model logic) plus some design tweaks
functions added to BikeDataController and test class extended
Merge #11
Merge remote-tracking branch 'master/master' into livedemo

Conflicts:
	GoMobile/res/values/strings.xml
	GoMobile/src/com/gomobile/Main.java
	GoMobile/src/com/gomobile/Overviewer.java
	GoMobile/src/com/gomobile/model/Bike.java
	GoMobile/src/com/gomobile/technicalservices/MySqlConnector.java