video: add video

- adds incoming video
- adds webcam preview
- adds device enumeration
- adds daemon video signal handlers
- adds outgoing video

Tuleap: #1200
Change-Id: Ife5f6acc2ee400665e096e44e2111e03cab0299a
diff --git a/MainPage.xaml.cpp b/MainPage.xaml.cpp
index 191ae3b..bdcbb29 100644
--- a/MainPage.xaml.cpp
+++ b/MainPage.xaml.cpp
Binary files differ