Updated unlock_apk submodule ref: now supports Samsung S3 and Samsung Galaxy Note2. Tested as well on Nexus 4 devices as well as 2.3.3, 4.0.3, 4.1.2, 4.2.2 and 4.3 emulators.
Merge pull request #1284 from filmaj/unlock_apk-update

Updated unlock_apk submodule