qtd3dservice: Remove control file handling

This is no longer necessary, as d3dcompiler_qt no longer relies
on a control file.

Change-Id: I689afaf02f30adc3d733aa6fa47bd96c85f8459b
Reviewed-by: Oliver Wolff <oliver.wolff@digia.com>
winrtrunner: Relay debug messages from local apps

When local (Appx) app runs with -qdevel, it writes all debug messages
to shared memory. This change allows winrtrunner to retrieve and relay
this output to the user. All debug messages are printed with the logging
category "qt.winrtrunner.app" to differientate them from winrtrunner's
own output.

Change-Id: I5a42d33680b75c00624147152a09a4ed9031e33c
Reviewed-by: Oliver Wolff <oliver.wolff@digia.com>
qtd3dservice: Add some missing sleeps

The service should sleep in all situations where it intends to try
a task on the next loop iteration. This was missing in two cases in the
Xap handler.

Change-Id: Id32ac66d64e0702fdb00cedd2fc78355d6bd0587
Reviewed-by: Oliver Wolff <oliver.wolff@digia.com>