+1.3.86.jcn1
+===========
+
+* Fixed chord iteration.
+
+1.3.85.jcn5
+===========
+
+* Modified part-combiner to use new get_music ()/next () music iterator
+ functionality.
+
+1.3.85.jcn4
+===========
+
+* Added clone () to music iterators, so that we can do next () on a copy.
+
+1.3.85.jcn3
+===========
+
+* Added get_music () and next () to music iterators.
+
1.3.85.hwn2
===========