IMS-VT: Add IMS permission to the Dialer application.

Add IMS permission to the Dialer application.

Change-Id: I15653a9ff1026b3eae378285f0d1b7b37adbff46
CRs-Fixed: 615689
Merge pull request #20 from CyanogenMod/cm-11.0

IMS-VT: Add IMS permission to the Dialer application.