Use a little better wiki formatting so that not everything is jumbled

onto a single line when viewing the commit message in trac.

This commit was SVN r26735.

contrib/dist/gkcommit.pl

@@ -248,10 +248,10 @@ print FILE "\n";
 # If we have r numbers, print them.  Use a special line to make the
 # pre-commit hook ignore all of these messages (i.e., so that it
 # doesn't try to close some ticket twice, or something like that).
-print FILE "---svn-pre-commit-ignore-below---\n"
+print FILE "---svn-pre-commit-ignore-below---\n\n"
     if ($#rs >= 0);
 foreach my $r (@rs) {
-    print FILE "r$r
+    print FILE "r$r [[BR]]
 $logentries->{$r}->{msg}\n\n";
 }
 close(FILE);