Ticket #4660: basic support for moving previews of objects after pasting them into the 3D view... it turned out to be easier than I thought, but full support may still need much work (this feature is work in progress)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@37906 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e