debugobsolete: also issue the "new obsmarkers" messsage
We are going to improve the way this message is issued in the core codebase.
This will make it appears for `hg debugobsolete` too. Since this seems like a
good idea, we make the output change in a previous changesets to clarify the
next changeset.
#require execbit
$ hg init repo
$ cd repo
$ echo foo > foo
$ chmod 644 foo
$ hg ci -qAm '644'
$ chmod 755 foo
$ hg ci -qAm '755'
reverting to rev 0
$ hg revert -a -r 0
reverting foo
$ hg st
M foo
$ hg diff --git
diff --git a/foo b/foo
old mode 100755
new mode 100644
$ cd ..