Initial release

Initial release using pywemo for wemo library

Features

• When the power usage goes higher than a specific amount I know that the light is turned on, I turn on another adapter on the other side of the room.
• When the light turns off, I turn off the other side.
• I let the other side of the room be on for up to 15 minutes, to facilitate prewarming the kotatsu.
• added ability to specify multiple always on times
  • --on-time=18:45-21:00 --on-time=23:40-2:00