Ensure path is set correctly.

Also show user input for arguments that aren't secret.
Merge pull request #15 from rondale-sc/fix_dotenv_init

Ensure path is set correctly.
Update readme to cover the basics of usage.
Merge pull request #16 from rondale-sc/update_readme

Update readme to cover the basics of usage.
Add contributions and on the horizon section.
Merge pull request #17 from rondale-sc/update_readme

Add contributions and on the horizon section.