can.py: - Fixed a bug in the receive thread where flush() wasn't being called   after writing data to a log. - Added a function that's called on exit write any additional received   messages to the log. - Removed the __stopped event since it's not needed.
can.py:
- Fixed a bug in the receive thread where flush() wasn't being called
  after writing data to a log.
- Added a function that's called on exit write any additional received
  messages to the log.
- Removed the __stopped event since it's not needed.

cmcerove/pyvxl