- print.hhh4() ignored the reparamPsi argument
- summary.hhh4() did not pass ... to ranef()
- print.hhh4() and print.summary.hhh4() had inconsistent parameter headings
- code tuning


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/surveillance@794 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
removed redundant AIC/BIC-methods for hhh4 (which hindered the use of multiple objects at a time)

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/surveillance@795 edb9625f-4e0d-4859-8d74-9fd3b1da38cb