Clean up
Clean up

- Clean up repo -> repository
- Clean up github -> GitHub
- Clean up command line -> command-line

Signed-off-by: Joe Block <13bb081c6ac072ef78a3e348068e2204400d7335@unixorn.net>

unixorn/git-extra-commands,unixorn/git-extra-commands,unixorn/git-extra-commands,unixorn/git-extra-commands