Fix potential NPE

Change-Id: Ic2c7243601b0830e0532818b2f4007d9c10e0de8
Merge "Fix potential NPE" into cm-11.0
InCallUI: EL translations

Change-Id: I837b1de9f5c2c7d7114033ccc7d62ca0f6fb42d8
InCallUI: NL translation

ps1: STK Call Control feature implementation.

ps2: IMS support for UI interface

ps3: Add support for video calls

ps4: DSDA: Add InCallUI DSDA support

Change-Id: I386c64e6ed6ca4e312537947d909bc83d2c1193d
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_InCallUI into kitkat