conftypes: Use namedtuple for font descriptions.
Update TODO
conftypes: Remove quotes for QtFont.
conftypes: Set default settings for QtFont.
test_conftypes: Adjust docstring.
utils.debug: Improve qenum_key.
test_conftypes: Use qenum_key for Font.__repr__
test_conftypes: Activate test for QtFont.
conftypes: Set pixel size correctly in QtFont.
conftypes: Set namedweight correcly for QtFont.
test_conftypes: Test float point size correctly.
test_conftypes: Fix lint.