Avoid importing wx when --ignore-gooey is part of the command line arguments.
Avoid importing wx when --ignore-gooey is part of the command line arguments.

wx has dependencies on graphical libraries and servers. Importing it on
a headless machines causes the scripts to fail.

This change allows gooey-powered scripts to run on headless machines
with the --ignore-gooey option.

partrita/Gooey,chriskiehl/Gooey