Backup initial changes for WebRTC upgrade.
Add new files.
Merge branch '20121212-json-provisioning' of https://github.com/openpeer/op into webrtc-upgrade-04102013

Conflicts:
	hookflash-libs/webRTC/src/modules/audio_device/main/source/blackberry/audio_device_bb.cc
	hookflash-libs/webRTC/src/modules/audio_device/main/source/blackberry/audio_device_bb.h
	hookflash-libs/webRTC/src/modules/audio_device/main/source/blackberry/audio_device_utility_bb.cc
	hookflash-libs/webRTC/src/modules/audio_device/main/source/blackberry/audio_device_utility_bb.h
Add libjpeg_turbo for iOS.
Add libturbojpeg-ios.
Upgrade VideoChannelUIView to latest webrtc.
Update hfcoreTest_ios.xcodeproj to build with webrtc upgrade.
Update projects to use header search paths for latest webrtc source code.
Add Hookflash audio_device_ios* files.

Add Hookflash AudioDeviceModule::GetOutputAudioRoute() implementation.
Removed .gitignore files under webrtc and then added missing webrtc files.
Remove submodule hookflash-libs/webRTC/third_party/libturbojpeg-ios.
Add hookflash-libs/webRTC/third_party/libturbojpeg-ios into repository.
- absolute paths changed to relative in project settings for gtest and libyuv
Fix i420 to RGB conversion in VideoChannelUIView::DeliverFrame.
Added the WEBRTC_ARCH_ARM preprocessor macro to the project.
Add assembly files for signal_processing.
Add assembly files for signal_processing.
Change to use libyuv from previous port.
Added MP4Recorder.
Add video_coder.cc and frame_scaler.cc to modules project.