CHANGES IN APE VERSION 2.5-2
+NEW FEATURES
+
+ o There is now a print method for results from ace().
+
+ o There is a labels() method for objects of class "DNAbin".
+
+ o read.dna() has a new option 'as.matrix' to possibly force sequences
+ in a FASTA file to be stored in a matrix (see ?read.dna for details).
+
+
BUG FIXES
o as.phylo.hclust() used to multiply edge lengths by 2.
+ o A minor bug was fixed in rTraitDisc().
+
+ o ace() sometimes failed (parameter value was NaN and the optimisation
+ failed).
+
DEPRECATED & DEFUNCT
o evolve.phylo() and plot.ancestral() have been removed.
+ o chronogram(), ratogram(), and NPRS.criterion() have been removed.
+
OTHER CHANGES
o nj() has been improved and is now about 30% faster.
+ o The default option 'drop' of [.DNAbin has been changed to FALSE to
+ avoid dropping rownames when selecting a single sequence.
+
+ o print.DNAbin() has been changed to summary.DNAbin() which has been
+ removed.
+
CHANGES IN APE VERSION 2.5-1