Added option to suppress supplements in Moodle XML. The result will
typically be a set of exercises that is incomplete and hence unusable
in Moodle. However, if Moodle is only used for handling the meta data
(as at Boku), then this may be useful. Requested by Fritz & Dominik.



git-svn-id: svn://svn.r-forge.r-project.org/svnroot/exams@616 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
allow handling of relative file paths (in addition to edir argument)
suggested by Dominik



git-svn-id: svn://svn.r-forge.r-project.org/svnroot/exams@617 edb9625f-4e0d-4859-8d74-9fd3b1da38cb