ContactsCommon: Add direct call from contact list feature. (1/2)

  - Requires cmcc overlay flag to be set in Contacts.

Change-Id: I6f957029a26f3e01825cb57b7b0620f618d1eb69
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_ContactsCommon into android-4.4