Made method in settings screen public, and changed .gitignore to what is
reccommended for android development (Android.gitignore at Github)
Merge branch 'master' of https://github.com/vonbob/Fall_Prevention_2013

Conflicts:
	FallPrevention/bin/classes/no/ntnu/stud/fallprevention/Settings.class
	FallPrevention/src/no/ntnu/stud/fallprevention/Settings.java