Telephony: Heads up meets SlimKat....SlimKat meets Google IO [3/4]

Add heads up setting for the native integration in dialer

Enabled by default

PS
- derp

PS
update commit message header

Change-Id: I0a540f2dc2667d572797a68c07b6eb471653ec16

Conflicts:

	res/xml/call_feature_setting.xml
	src/com/android/phone/CallFeaturesSetting.java

(cherry picked from commit 8d362f596781cacfcb0524416e721688e26fa741)

Conflicts:
	src/com/android/phone/CallFeaturesSetting.java
Merge "Don't overzealously disable all preferences in airplane mode." into cm-11.0
(cherry picked from commit 4328f99c2fe07db91769dff58d38dd25998442e7)
Automatic translation import

Change-Id: I0c375436e2651b886a3bc2af42760457f59b5065
(cherry picked from commit cb2e603517c00c49a214fbd52e5666d2114cbbef)