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

  - Requires cmcc overlay flag to be set in Contacts.

Change-Id: I014240c6d70db904f6ae027cd168cebe2d5c2977
Automatic translation import

Change-Id: I1b977b720882a43bfec15964d370ef293e2fafc0
When recieving the intent we now check if the WANT_EXPORT extra is present

If so, we ignore the MAX_CONTACTS_NUM_TO_SELECT_ONCE value to allow 
for exporting of more than 500 contacts to storage.

Change-Id: I2692ce7fe3f1f92d31c4d21f89866d7816cccede
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_Contacts into kitkat