InCallUI: Set Ticker to contact

Display contact/number/confrence
	in notification ticker.

PS2:
Implement Kufikugel's suggestion.
	Incoming call ticker only.

Change-Id: Ie89cceb67aecbf3dd15abd07dc35110f7fddc2f9

Patchset: 2
https://gerrit.slimroms.net/#/c/2042/
(cherry picked from commit de5a63f05de17efe9adb6d239410a84518eea1c4)