added first time check to avoid running unecessary steps when restarting and overwriting changes to the settings.py file. Shawn thinks this message is too long for a commit message.
added first time check to avoid running unecessary steps when restarting and overwriting changes to the settings.py file. Shawn thinks this message is too long for a commit message.

tethysplatform/tethys,tethysplatform/tethys,tethysplatform/tethys,tethysplatform/tethys