[sem4160-pcs] Comment sem4160 SNF 2013-01-17 14:42:15: x motor overan its range and required a manual move to rehome

[piggotta at stanford.edu]

x motor over ran its range and required a manual move to rehome at the stepper motor.  james came in to lab and attempted to find home position on X stepper motor.
JWC for piggotta....