XEmacs 21.0 DnD Part

against b42 This should fix CDE. Everyone using CDE *should* run the droptest.el in tests/Dnd (read the README). Please send results (either to me or to xemacs-beta). 1998-06-04 Oliver Graf <ograf(a)fga.de&gt; * tests/Dnd/README: a step-by-step test run * tests/Dnd/droptest.el: some clarifications * tests/Dnd/droptest.sh: created, creates test files 1998-06-01 Oliver Graf <ograf(a)fga.de&gt; * configure.in (summary): added experimental to dragndrop option * configure.usage: added experimental note to --with-dragndrop * tests/Dnd/droptest.el: extra start-drag-region function changed the experimental- stuff 1998-06-01 Oliver Graf <ograf(a)fga.de&gt; * dragdrop.el: added experimental 1998-06-01 Oliver Graf <ograf(a)fga.de&gt; * lispref/dragndrop.texi: added experimental 1998-06-04 Oliver Graf <ograf(a)fga.de&gt; * frame-x.c (x_cde_destroy_callback): free the data (cde-start-drag-internal) corrected root position, 21.1 needs this hardcoded in Button events (offix-start-drag-internal) corrected root position