+ CHANGES IN APE VERSION 2.2-2
+
+
+NEW FEATURES
+
+ o dist.gene() has been substantially improved and gains an option
+ 'pairwise.deletion'.
+
+
+BUG FIXES
+
+ o prop.part() failed with a single tree with the default option
+ 'check.labels = TRUE'.
+
+
+
CHANGES IN APE VERSION 2.2-1