Telephony: Improve latest CAF strings

Change-Id: I193bc8f56eeced113cce6c73edf24be76d42fa94
Chinese Location Lookup [2/2] Telephony: Detect external plugin.

Change-Id: I9ee3f925af09a5689ad7b72a2f1c2e1925fa3433
Merge remote-tracking branch 'PA/kitkat' into kitkat-legacy-staging