MSIM(Telephony):Add changes to SMS APIs as per new SmsManager design

Changed SMS Msim APIs as per new SmsManager design.

Add change to fix for copying MO/MT SMS of SUB2 to its
SIM memory correctly in C+G mode, by calling current Phonetype based
on subscription

Change-Id: Iaee8b93ef373e34ddcc5b7d65365852e470467d4