made quick proof of concept
drafted a classier thread system
simplifying async down to one class
changed api and fixed start/stop thread creation
added is_connected protection
misc cleanup
added GPL header to async
added tests for most decoders
Merge pull request #8 from dwrj87/master

Fixed misplaced closing brackets
Merge branch 'testing'
wrote initial tests for OBDCommand objects
created testing readme
made the readme short and sweet (moved stuff to the wiki)
fixed .rst link
made docs link more prominent
distilled the readme some more
removed silly CLI, made names consistent
tweaked readme
tweaked readme
tweaked readme