CHANGES IN APE VERSION 2.3-1
+NEW FEATURES
+
+ o There is now a c() method for lists of class "DNAbin".
+
+ o yule.cov() now fits the null model, and its help page has been
+ corrected with respect to this change.
+
+
BUG FIXES
o dist.gene() failed on most occasions with the default
o read.tree() failed to read correctly the tree name(s).
+ o boot.phylo() now treats correctly data frames.
+
+ o del.gaps() did not copy the rownames of a matrix.
+
+ o A small bug was fixed in CDAM.global().
+
+ o ace() failed with large data sets. Thanks to Rich FitzJohn for
+ the fix. With other improvements, this function is now about 6
+ times faster.
+
+
+OTHER CHANGES
+
+ o [.multiPhylo and [.DNAbin now respect the original class.
+
+ o Instances of the form class(phy) == "phylo" have been replaced
+ by inherits(phy, "phylo").
+
+ o rcoal() is now faster.
+
CHANGES IN APE VERSION 2.3