logLik.asreml: number of estimated parameters ('df') is now calculated as the number of fixed effect coefficients + number of variance parameters (non-fixed and non-constained).
r.squaredGLMM: checks if it is applied to a random intercepts model, otherwise error is given.
added methods for 'phylolm'


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/mumin@248 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
small documentation amendment
added packages v. 1.9.21 and manual

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/mumin@249 edb9625f-4e0d-4859-8d74-9fd3b1da38cb