sequencer (rebase -i): set the reflog message consistently

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

Author: dscho

sequencer.c

@@ -1653,6 +1653,10 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
 			unlink(stopped_sha());
 		}
 		if (item->command <= TODO_SQUASH) {
+			if (IS_REBASE_I())
+				setenv("GIT_REFLOG_ACTION", reflog_message(opts,
+					command_to_string(item->command), NULL),
+					1);
 			res = do_pick_commit(item->command, item->commit,
 					opts, is_final_fixup(todo_list));
 			if (item->command == TODO_EDIT) {