remove old character/parse based functions


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/optimizer@848 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Beginning of fixup to change from model2resfun etc. to model2rjfun etc.


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/optimizer@849 edb9625f-4e0d-4859-8d74-9fd3b1da38cb