Remove legacy bootloader

Change-Id: Ie2ad586913f12f6dc170e1c5b4b49d47717f702c
Use android_sdk repository on Github

Change-Id: I04bae5df9ab34112297983ba921cfc16487dfe3c
Merge branch 'cm-10.1' of git://github.com/CyanogenMod/android into cm-10.1
Add our custom frameworks_av repo

Change-Id: I8a59ae1dc98aa8ffd5f06d6f3c563d204a637cb8