CLI help text should always appear, regardless of log level

[whymarrh]

Running the application from the command line without the correct args will produce no output currently if the LOG=DEBUG is not set. This is kinda silly.

[whymarrh]

Also LOG as the environment variable for controlling log level is not good.

[arandell93]

Also LOG as the environment variable for controlling log level is not good.

Make this less dumb.

(I don't have anything meaningful to contribute because I don't understand what a CLI is so I just bring the memes)