There is a bug in the back command
Solved the back button caused issues.
Merge branch 'testing'

Conflicts:
	bin/Glazba.apk
	bin/classes.dex
	bin/classes/orioli/adriano/glazba/ControlFragment$State.class
	bin/classes/orioli/adriano/glazba/ControlFragment.class
	bin/resources.ap_
	res/layout/control_fragment.xml
	src/orioli/adriano/glazba/ControlFragment.java

Back button bug fixed.