Fix Windows Phone network compilation

Change naming in qlocalsocket_tcp.cpp in order to compile

Change-Id: I755ada7623c51ec1b209f6a48bfbbf7dca36200e
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Unimplement shared memory for WinPhone

The memory management APIs are not available on Windows Phone (even
though they are on PC).

Change-Id: I3d64536348f9ca54f4d469077101882698a899a2
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
WinRT: Top-level windows should always be fullscreen

Change-Id: I599a6db21c266d81d1dd49bdf15c72ea6ab0b786
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>