a couple of fixes for running the tests.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/phylobase@859 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
forgot to delete that file

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/phylobase@860 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
putting back ape where it belongs

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/phylobase@861 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
add import(ape) to avoid WARNING during check

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/phylobase@862 edb9625f-4e0d-4859-8d74-9fd3b1da38cb