gmoccapy_0_9_9_7_1 - replaces hal jog vel scale

ver 0.9.9.7.1
- replaced the hal_scale_jog_vel with a normal scale,
  as there is no need for a additional hal pin
gmoccapy_0_9_9_7_1 - renamed spindle hal pins

- renamed hal pin
  gscreen.hal_hbar_spindle_feedback to be gscreen.spindle_feedback_bar
  gscreen.hal_led_spindle_at_speed to be gscreen.spindle_at_speed_led
  This way all spindle pins are together in halshow