Add spongycastle

Change-Id: Ifabb9446e14468f1e376d3da9ada2f94369a3284
Add BluetoothExt repository

Change-Id: I33706c7304068c3b14c27ed739206d1d55bde4b5
Add CMAccount

Change-Id: I3f6bca942bf7a07a979a5170b9896765d6f398ff
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android into cm-10.2