Go back to CM Focal repos (yes, AGAIN)

This reverts commit 3fc4d7911c89f130a128159d781b91ccc08108bc.
Update upstream tags to android-4.3_r2.2

Change-Id: Iac15e61b4755e1319c8bdd61321dc68f85865d63
Add pigz repository

 * pigz is an optimized gzip which uses multiple cores
 * We're using pigz for compressed Nandroid support in recovery

Change-Id: I87c5d2f9b67e7104c75460279eb640fdfa99d9b7
User our dalvik

Change-Id: I7799c510482d85866b5a1a0e7d1105128c8eb16d
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2

Conflicts:
	default.xml
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2
Add spongycastle

Change-Id: Ifabb9446e14468f1e376d3da9ada2f94369a3284
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2
Add BluetoothExt repository

Change-Id: I33706c7304068c3b14c27ed739206d1d55bde4b5
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2