Unknown module(s) in QT: svg

You are lacking the installation of the the QtSvg library. Try to install them on your Ubuntu 13.10 in the following way:

sudo apt-get install libqt5svg5*

Debian Stretch:

sudo apt install libqt5svg5-dev

Fedora (courtesy of @robin-green):

sudo dnf install qt5-qtsvg-devel