pylint-suggested clean-up of the audio downloader.
Clean-up of the kanjitips.
Merge branch 'lint'
Resurrect the changes to the download language code.
Re-do the linting.
Bump version.
Merge branch 'master' into ospalh-special

Conflicts:
	downloadaudio/conflanguage.py
	downloadaudio/downloaders/beolingus.py
	downloadaudio/exists.py
Fix off-by-one error.