fix bug in relfactor function, solve: pedigree full for Tinverse, and Zt reduced to size of levels in data

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pedigreemm@151 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
order relfactors as labs

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pedigreemm@152 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Fix description

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pedigreemm@153 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
fix failing call from pedigreemm to glm

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pedigreemm@154 edb9625f-4e0d-4859-8d74-9fd3b1da38cb