NEW FEATURES
+ o Two new functions, pic.ortho and varCompPhylip, implements the
+ orthonormal contrasts of Felsenstein (2008, Am Nat, 171:713). The
+ second function requires Phylip to be installed on the computer.
+
o bd.ext() has a new option conditional = TRUE to use probabilities
conditioned on no extinction for the taxonomic data.
o write.tree() failed to output correctly tree names.
+ o dist.nodes() returned duplicated column(s) with unrooted and/or
+ multichotomous trees.
+
CHANGES IN APE VERSION 2.6-1