Model 2650 XL Advanced - rev A.01 to A.09

[raceamerica]

A.01
- add timer based autostart mode

A.02
- fix tree voltage bug - non-functional
- fix tree voltage printout error

A.03
- selftest sets bit when complete to avoid erasure

A.04
- add internal routine for factory use

A.05
- add load at end of TREE routine
- delay tree output enable

A.06
- add delay after clearing tree

A.07
- fix clear tree command not functioning during startup self test

A.08
- add LBY function
- add downloadable code update function

A.09
- fix LBY intermittent tree won't come down