Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>
grblplugin: Add G91, G90, G1 and M84 commands
- G91: This command does not exist without parameters for grbl
- G90: Does parameter does not exist also without parameters for grbl
- G1: If in relative mode, use G91
- M84: Does not exist, set spindle velocity to zero
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>