control.c: do not process update_pos_req while homing
Add HAL signal: motion.rcmd-state for state of RISC-CMD-FSM
add update_pos_ack to emcmotStatus
sync_cmd.h: update state of RISC-CMD-FSM
control.c -- clean-up code
control.c: modify update_pos_ack after all joints data are updated
BUGFIX to usb_homing.c
wou_stepgen.c: new implementation for USB-HOMING
Merge branch 'develop' of github.com:araisrobo/linuxcnc into develop