Restored orignal R files in funs.


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/flexbayes@15 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Going to keep as much code as possible.


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/flexbayes@16 edb9625f-4e0d-4859-8d74-9fd3b1da38cb