[windows] CMake var for MinGW Exception Handling method
[windows] Qt5V8 library removed from deployment

 There is no Qt5V8.dll library in Qt 5.3.0
[tests] Install video.qml with test-qml app
[qml] Fix local url opening from "url" property
[qml] State property
[qml] Seekable property
[core] Additional deinterlacing filters