Need to check for QImage failure otherwise it will through a qWarning.

Found by valgrind.

The base directory for .pri files is now the .pro file that includes them.

Set max zoom to wrong value for BING to avoid excessive memory consumption - this is a workaround, not a fix

Proxy now follows system proxy

I looked at the latest version of opmapcontrol in OpenPilot. This has
not yet been fixed. So added pragma to silence.

I looked at the latest version of opmapcontrol in OpenPilot. This has
not yet been fixed. So added pragma to silence.

Put libraries into one libs directory under qgroundcontrol. Changed the neccessary files with references to those libraries.