[2/3] telephony: Add two new AppOps

- OP_OTHER_ACCOUNTS: Access other applications accounts from account database
- OP_READ_PHONE_INFO: Read phone information (IMSI, phone nr, ...)

This commit adds the relevant access checking to PhoneSubInfo

Change-Id: I65682658bee70cb55e6424eb4ca8617fdb3addcf
Merge pull request #1 from omnirom/android-5.0

[2/3] telephony: Add two new AppOps