STK Call Control feature implementation.

Support to display the exact call failure reason
for STK cc

Change-Id: I1076f2b3ba93e6f96e85efec32b11250bbfd7f6f
(cherry picked from commit af7567c997a072d89838793000bdb8b107be0ed4)
(cherry picked from commit 2633093e75f5c53c2a3826592530e110d52bf5e2)
(cherry picked from commit 6dc03b1c11dbbfd1c175724e8646543bb9c5d55e)
Display supplementary service dialogs for CF and CB.

When call is not answered and is forwarded, display "Call Unanswered
and Forwarded" message at MT side

When Call Barring is enabled on MT side, display "Party has barred
all Incoming calls" message to the user on MO side.

Change-Id: I4ae0b8b1dd2588b6cee96bc1c2d296290810c11c
(cherry picked from commit e7e81e031e526a07875f17216b217b672b0a7044)
(cherry picked from commit de1ecaecce46a3bac5581927eaf1587390e9b24e)
MSIM: Add multisim support.

Add support to display subscription information on UI
for multi sim targets

Change-Id: Ic2ac06f727bb913f72138730a0f3c6aca0798320
(cherry picked from commit 1d60de42aaddb7dd7c3e1d9e5a3eee55091aa7f4)
(cherry picked from commit 2a1003f3a9b38938882cb9745238a3e31adacbb0)
IMS support for UI interface

1. UI support for conference call participant display,
   hangup using uri, conference uri dial, add participant

2. Add ims related data types to Call object

3. Add ims related APIs to CallCommandService and CallHandlerService

Change-Id: If782aa90dc4741499a67ee6a62f48576425a0574
    Phone: Add support for video calls

    Added support for video calls in InCallUI
    - Video Call UI
    - IMS Media
    - UI support for Upgrade/Downgrade Calls

Change-Id: I96e17dfe3cc6ae7afb5b43c86538bb62fe31a03b
IMS-VT: Recording Buffer and CVO Features

Following changes are included:

-Use Recording buffer architecture for camera
-JNI support for media library camera APIs
-Move existing camera API calls to IMS Camera API calls
-CVO - Coordinated Video Orientation feature
 In CVO mode, whenever the receiver side device is rotated,
 use sensor orientation information to rotate the far end surface,
 so that co-ordinate system of surface always has (0,0) fixed with
 respect to earth
-CVO: Send initial orientation on CVO start

Change-Id: I5c31be394f10e344602c279c8927ef430e23a3b4