Changes
* A bug where the app didn't start up because of a database error was fixed.
* The sync mode from the previous login doesn't get lost anymore.
* Geo objects without layer information can now be shown in the map.
* The map layers will be cleared after a web service change.
* A bug where the compass was wrong on some devices was fixed.
=== Bugfixes in the Patch released on 2014.03.11 ===
* The Dialog of the Content Browser closes without saving the values by rotating the device
* Offline Authentication is not possible in a WIFI nework without an Internet connection
* Sometimes the AR Nav doesn't react after scanning an LLA Marker
* Sometimes the AR Navigation crashes after changing the name of one target object
