fixed multiple 'manage catalogs' items issue
fixed library/network library tree updating after book/network book info updating
adding downloaded book to the library immediately
Merge branch 'master' into ice-cream-sandwich

Conflicts:
	src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java
Merge branch 'master' into beta
Merge branch 'beta' into beta-ics

Conflicts:
	src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java
Merge branch 'ice-cream-sandwich' into beta-ics