Export rerere() and launch_editor().

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/commit.h b/commit.h
index b50c30e..b661503 100644
--- a/commit.h
+++ b/commit.h
@@ -131,5 +131,6 @@
 
 extern int interactive_add(void);
 extern void add_files_to_cache(int verbose, const char *prefix, const char **files);
+extern int rerere(void);
 
 #endif /* COMMIT_H */