Optimize "new CoordMatrix()"

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36619 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Optimize "new CoordMatrix()"

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36620 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Remove from item update sets in AlgoCellRange (when remove)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36621 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Optimize "new Coords()"

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36625 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e