rewored the changelog
removed unnecessary code
better import
reworded comment
get_usage was a bad name
copying ref is enough
better layout
make the reverse.py better
refactored __main__.py
use start in now.py
it leaks the shebang line
removed the doc, because it doesn't use autodoc actually
refined the doc
added changelog for v0.2.5
changed the version to 0.2.5
fixed command's bug