Add support for Manage SIM Contacts for MultiSim.

Add support to show UI options
    1) Manage sim contacts.
       User can select required subscription or can
       import contacts from all available SIM's.
    2) Export contacts to sim card.
       User can select the SIM card to export contacts to SIM.

Change-Id: I7e727181634d5bfe8eb5f1d273031948be922e4c
3 files changed