`--help` is broken on 0.1.1

[misuzu]

$ agenix --help
error: unexpected argument found
$ agenix help
Error:
   0: Failed to find config root

Location:
   src/cli.rs:216

[ryantm]

This isn't a tool provided by this project, please report at https://github.com/cole-h/agenix-cli