chg: dev: Comments in `cli:main()`
chg: dev: Cleaned __init__.py imports
chg: dev: "# pragma no cover"
chg: dev: @minor utile: Use a list comprehension instead of `filter()` for `locate()`
chg: dev: @minor DRYed `Vows._get_first_available_topic()`
fix: dev: Fixed typo from earlier commit in `core`
chg: test: Added "pragma: no cover" to places where coverage is unlikely to help
chg: dev: @minor `__all__` lists are now tuples
chg: dev: @minor @whitespace Cleaned trailing whitespace
fix: test: @minor Removed shebangs from test files
chg: test: @minor Added "pragma: no cover" to things unlikely to be helped by coverage
chg: dev: @minor Small readability edits in `cli.py`