[ufonormalizer] print messages using 'logging'; add -v and -q options

[anthrotype]

Use logging module to print messages to console.
Add -v for verbose (e.g. prints name of files being normalizer), and -q for quiet output.
Return non-zero exit code from runTest() when unittest.main() fails.
Use argparse.ArgumentParser.error() to print error messages and return exit code 2.

[coveralls]

Coverage decreased (-0.05%) to 91.585% when pulling 5e2f957 on daltonmaag:logging into 58ab51f on unified-font-object:master.

[coveralls]

Coverage increased (+0.6%) to 92.233% when pulling adcb550 on daltonmaag:logging into 58ab51f on unified-font-object:master.