Merge.

diff --cc ChangeLog
index 553213938b63d81cf53173b3887667d78788c96b,92e0123aad9dcffe25fb595c1e20c91d4f98914e..b234f5baacc75b569f53853a522917dc3e50052e
--- 1/ChangeLog
--- 2/ChangeLog
+++ b/ChangeLog
@@@ -1,9 -1,8 +1,12 @@@
 +2013-03-01  Carl Hetherington  <cth@carlh.net>
 +
 +      * Version 0.76beta2 released.
 +
  2013-03-01  Carl Hetherington  <cth@carlh.net>
  
+       * Add primitive feature to plot graphs
+       of the soundtrack (#67).
+ 
        * Version 0.76beta1 released.
  
  2013-02-27  Carl Hetherington  <cth@carlh.net>