Add command to output local airflow logs

[andscoop]

• closes Output Scheduler Logs for Local Development #88

[benjamingregory]

Tested. With the exception of not signaling that logging does not work if an airflow project is not running locally, it works as I would expected.

I believe @andscoop is making a fix for ^^ now.

[schnie]

@benjamingregory @andscoop what happens if you aren't running the dev cluster locally yet? Error message?

[andscoop]

@schnie Added prompt for user to start project to view logs. Before it was null output