add first try lbfgsb3 package



git-svn-id: svn://svn.r-forge.r-project.org/svnroot/optimizer@857 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
omit symbols file


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/optimizer@858 edb9625f-4e0d-4859-8d74-9fd3b1da38cb