labels work as other book properties
TODO
synchronization with master branch
Merge branch 'master' into beta

Conflicts:
	src/org/geometerplus/fbreader/book/BookCollection.java
code simplification
Merge branch 'master' into beta
Query -> BookQuery
BookmarkQuery
Merge branch 'master' into beta
Filter.HasBookmark + fixed book loading
Merge branch 'master' into beta
dummy hyphenation patterns for Georgian
Merge branch 'master' into beta
updated ChangeLog
copy HasBookmark field in book update
Merge branch 'master' into beta

Conflicts:
	ChangeLog
restart main activity on language change
formatting
Merge branch 'master' into beta
formatting