synthetos/TinyG — pull request #51 by robgrz (2013-07-25 16:07:47+00:00)
Title: Added G28.4 to go home without axis reset

G28.4 will run a homing cycle without updating the XYZA values on
completion.

Right now it will mark an axis as homed so that a GUI can
check that flag as an indicator that the cycle is complete. That
behavior may not be correct.