still a lot to do

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/vegsoup@642 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
removed a bug where the beginning of the taxablock was erroneously identidied

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/vegsoup@643 edb9625f-4e0d-4859-8d74-9fd3b1da38cb