derivatives, and it can make some things easier.
When using gitk on branches managed by git-debrebase,
-B<gitk --date-order> and B<gitk --first-parent>
+B<gitk --date-order>, B<gitk --first-parent>
+and B<gitk -- :.> (or B<gitk .>)
produce more useful output than the default.
=head1 TERMINOLOGY