Notes API: add_note(): Add note objects to the internal notes tree structure

Signed-off-by: Johan Herland <johan@herland.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

notes.h

@@ -21,6 +21,10 @@
  */
 void init_notes(const char *notes_ref, int flags);
 
+/* Add the given note object to the internal notes tree structure */
+void add_note(const unsigned char *object_sha1,
+		const unsigned char *note_sha1);
+
 /* Free (and de-initialize) the internal notes tree structure */
 void free_notes(void);