fixed NPE in findViewById

Conflicts:

	src/org/geometerplus/android/fbreader/FBReader.java
Merge branch 'master' into multidirs
Merge branch 'multidirs' into beta

Conflicts:
	src/org/geometerplus/android/fbreader/FBReader.java
missing import
Merge branch 'master' into multidirs
Merge branch 'multidirs' into beta