7088: remove SDN version reporting

Revert "7066: Reapply from trunk sdn version reporting"

This reverts commit dc5f50175abcdaa41ff07eccc688af047bc877e9.

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23231 4ae1f11a-8b86-4847-b8af-ab372f36d1fd