now almost full multiple smoothing parameter support

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/bayesr@1086 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
small touch ups

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/bayesr@1087 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
working on some extractor functions

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/bayesr@1088 edb9625f-4e0d-4859-8d74-9fd3b1da38cb