Create the OPenGL context in device pixels.
Make hellowindow devicePixel aware
Add test graphics 2D function yet again.
Remove old API declarations
Automated app running and debugging

Add --run and --debug. Hide the help text under --print
Fixup QML
Clean up OpenGL test
Compile/link for static builds.

(don't use htonl())
Fix crash on argc usage.

The QGuiApplication constructor takes a reference 
to argc and argv. Keep them alive.
Don't build the qml debugger

(requires a TCP socket connection)
Disable exception/crash handler.
Remove unused m_windowId