Added CNC mill and drill project configuration, scripts and examples

examples/CNC_mill_drill_from_KiCad/gcode/drill.ngc

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+( pcb2gcode 2.5.0 )
+( Software-independent Gcode )
+
+( This file uses only one drill bit. Forced by 'onedrill' option )
+
+G94       (Millimeters per minute feed rate.)
+G21       (Units == Millimeters.)
+G91.1     (Incremental arc distance mode.)
+G90       (Absolute coordinates.)
+G00 S24000     (RPM spindle speed.)
+
+G00 Z35.00000 (Retract)
+T1
+M5      (Spindle stop.)
+G04 P1.00000
+(MSG, Change tool bit to drill size 0.4mm)
+M0      (Temporary machine stop.)
+M3      (Spindle on clockwise.)
+G0 Z2.00000
+G04 P1.00000
+
+G1 F200.00000
+G0 X3.67700 Y-3.56300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X4.57700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X7.07700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X14.07700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X16.57700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X3.07700 Y-22.33800
+G1 Z-2.50000
+G1 Z2.00000
+G0 X3.07700 Y-34.58800
+G1 Z-2.50000
+G1 Z2.00000
+G0 X3.67700 Y-41.46300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X41.37700 Y-3.66300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X41.07700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X38.57700 Y-10.96300
+G1 Z-2.50000
+G1 Z2.00000
+G0 X42.07700 Y-22.33800
+G1 Z-2.50000
+G1 Z2.00000
+G0 X42.07700 Y-34.58800
+G1 Z-2.50000
+G1 Z2.00000
+G0 X41.47700 Y-41.46300
+G1 Z-2.50000
+G1 Z2.00000
+
+G00 Z35.000 ( All done -- retract )
+
+M5      (Spindle off.)
+G04 P1.000000
+M9      (Coolant off.)
+M2      (Program end.)
+