refactoring: ServerBook class
Merge branch 'master' into ice-cream-sandwich
Merge branch 'ice-cream-sandwich' into microtypography
refactoring: introduced SimpleDialogActivity class
Merge branch 'master' into ice-cream-sandwich
Merge branch 'ice-cream-sandwich' into microtypography
code simplification + introduced MissingBookActivity
Merge branch 'master' into ice-cream-sandwich
Merge branch 'ice-cream-sandwich' into microtypography
MissingBookActivity in AndroidManifest, code cleanup
Merge branch 'master' into ice-cream-sandwich
Merge branch 'ice-cream-sandwich' into microtypography
better layout for Android 4/5
fixed possible saver thread issue + code simplification
fixed possible saver thread issue + code simplification
Merge branch 'master' into ice-cream-sandwich
Merge branch 'ice-cream-sandwich' into microtypography
hide missing book notification
hide missing book notification
Merge branch 'master' into ice-cream-sandwich