8. added export_users command to allow arbitary exporting of user files
9. added set and unset/dxgrid command to allow control over the grid squares
on DX announcements
+10. Removed export_user.pl (no longer needed)
+11. made import_users.pl accept a non related input filename and always
+update the current user file.
25Jul00=======================================================================
1. ignore \n in ax25 mode for C client.
2. remove extra space at the end of a DX spot announce when no grid square