Many users gave important feed-back with their encouragements,
comments, or bug reports: thanks to all of you!
-Significant bug fixes were provided by James Bullard, Éric Durand,
-Olivier François, Bret Larget, Elizabeth Purdom, Klaus Schliep,
-Li-San Wang, and Yan Wong. Contact me if I forgot someone.
+Significant bug fixes were provided by Cécile Ané, James Bullard,
+Éric Durand, Olivier François, Bret Larget, Nick Matzke,
+Elizabeth Purdom, Dan Rabosky, Klaus Schliep, Li-San Wang, Yan Wong,
+and Peter Wragg. Contact me if I forgot someone.
Kurt Hornik, of the R Core Team, helped in several occasions to
fix some problems and bugs.