Remove footer from bricklist

Tried to remove the footerview!
Had a look at the commits, where it was introduced, and reverted the changes.
A lot of tests were adapted.

successful jenkins run: http://catrobatgw.ist.tugraz.at:8080/job/Catroid-custom-branch-test/369/

single test: http://catrobatgw.ist.tugraz.at:8080/job/Catroid-single-UI-test/252/