add default values for AXIS vel & acc limits
add default values for AXIS vel & acc limits

araisrobo/linuxcnc,araisrobo/linuxcnc,araisrobo/linuxcnc,araisrobo/linuxcnc,yishinli/emc2,yishinli/emc2,yishinli/emc2,yishinli/emc2,araisrobo/linuxcnc