Refactoring: moved most of the low-level G-code to the Slic3r::GCode::Base class. Cleanup of the retraction and wipe logic.

lib/Slic3r/Point.pm

@@ -7,4 +7,13 @@ sub new_scale {
     return $class->new(map Slic3r::Geometry::scale($_), @_);
 }
 
+package Slic3r::Pointf;
+use strict;
+use warnings;
+
+sub new_unscale {
+    my $class = shift;
+    return $class->new(map Slic3r::Geometry::unscale($_), @_);
+}
+
 1;