NEW: add calibration

Change-Id: I03e5489a67042e7f76f5a42260a289d540b5a63a
(cherry picked from commit cbac2c639db830eb779b1979c8d6b4eb3decb7e6)

src/libslic3r/Print.cpp

@@ -253,6 +253,11 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
     return invalidated;
 }
 
+void Print::set_calib_params(const Calib_Params &params)
+{
+    m_calib_params      = params;
+}
+
 bool Print::invalidate_step(PrintStep step)
 {
 	bool invalidated = Inherited::invalidate_step(step);