Qt: Command line option to enable svgflags
To give users (/testers) some way to enable svgflags feature without rebuilding freeciv, but not to advertise it in client gui, add an command line option to Qt-client.
To give users (/testers) some way to enable svgflags feature without rebuilding freeciv, but not to advertise it in client gui, add an command line option to Qt-client.