git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ipmpack@1201 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
fixing things according to CRAN

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ipmpack@1202 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
fixing things according to CRAN

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ipmpack@1203 edb9625f-4e0d-4859-8d74-9fd3b1da38cb