Google has come out to authorize android as open source project, which is accessed by everyone and anyone. Along with Jelly bean 4.2.1 code on Android Open Source Project is updated by Google. It is available for two branches Android 4.2.1_r1.1 and Android 4.2.1_r1.2 and related build number JOP40G.
A link for full RAW changelog of the the source is being given and to know you can click it:
Few speculations can be done after looking the change log:
- These are small changes.
- The change has been made are Nexus 4 (mako) specific.
- 3. JOP40G was built after JOP40E and JOP40F.
- You will have to wait for solution of Bluetooth problem up to launch of 4.2.2.
You will have to understand that this source is a small update to JOP40D build.
Developers of are needed to know that if they have interest in build AOSP JOP40G release for their device they should visit: