Version 1.7.1.0

New features:

• Probing supports fiducial recognition (correction of G-Code offset and -rotation by scanning registration marks on workpice via proximity sensor). Short video: https://youtube.com/shorts/NDDZnSLasdA?feature=share
  More info: https://grbl-plotter.de/index.php?id=application-examples#probe_fiducial_correction
• Probing can be started via "Process automation"
• SVG add frame, logo, sign, watermark on import
• DXF new algorythm for splines

Bug fixes:

• DXF block scaling #365
• handling subroutines
• .a .b .c Issue #366