Merge pull request #3 from vincent4j/master

add folder dir in readme
remove the recent service in the manifest file
Merge pull request #7 from krislq/remove_recent_service_in_manifest

remove the recent service in the manifest file
Merge pull request #9 from vincent4j/master

add 整书目录
add code for 6th.
Merge branch 'master' of github.com:vincent4j/google_android_book_v2
Merge remote-tracking branch 'eoe/master'