OPP: Support OPP1.2 Features over L2CAP.

Support OPP1.2 features. OBEX over L2CAP , SRM and SRMP.
Use javax.btobex lib instead of javax.obex for OBEX OPP,
MAP and PBAP profiles.

CRs-Fixed: 639499

Conflicts:
	src/com/android/bluetooth/opp/BluetoothOppTransfer.java
src/com/android/bluetooth/map/BluetoothMapService.java

Conflicts:
	Android.mk
	src/com/android/bluetooth/map/BluetoothMapAuthenticator.java
	src/com/android/bluetooth/map/BluetoothMapService.java
	src/com/android/bluetooth/map/BluetoothMnsObexClient.java

Change-Id: I9b4e64dcc4eae44252334547d5478a12f5b9bef5