fix #35851 : paste a chordrest crossing the barline of an irregular measure
update copypaste test
Scripting: element.bbox property in spatium units

Currently, the `element.bbox` property returns a rect in raster units.

Changed to return data in spatium units.
Correct pagePos too to use spatium() scaling and add Element.spatium property
fix #38211
	modified:   libmscore/note.cpp
	modified:   libmscore/rest.cpp
	modified:   libmscore/rest.h
Merge pull request #1435 from andreituicu/fix_38211

fix #38211
Merge pull request #1416 from mgavioli/scripts_bbox_in_spatium_units

Scripting: element.bbox property in spatium units
Merge pull request #1360 from AntonioBL/paste_chordrest

fix #35851 : paste a chordrest crossing the barline of an irregular meas...