Actview PCB Upgrade v2.22 to v2.23

Changes in Actview PCB 2.23

• Added paramters "25", "43" and "50" to run Actview in EGA-43 line or
  VGA-50 line mode. If you are already in 43/50 line mode when you run
  Actview, no parameters are necessary.
• Corrected bug in search routine that would occasionnaly lock up Actview
  when positioning to a particular date.
• Actview would not go backwards past the current date (F7 key) if the
  following conditions existed:
  The first call of the current date was a LOCAL call.
  The local calls were being screened (NOLOCAL param or ALT-L)
  This is now fixed.

Registered Actview PCB 2.22 required