rcs_service: Commit the rebuild code

 - Standardized interfaces,variable naming.
 - Reduce count of AIDL connections into one.
 - Remove the extra api.
 - Add rcs_ui_common module.

CRs-Fixed: 848224
(cherry picked from commit 32c93a0e0ba5e17c3ba560cf9434090cbdb5cadf)

Change-Id: Ib20483840e010b9060bf073f213a68d02740a7a9
282 files changed
tree: 72d6e093989f1dffc9bf28a9b7afcaadb5dd9e93
  1. rcs_service_aidl/
  2. rcs_service_api/
  3. rcs_ui_common/
  4. Android.mk