revert effect of 63c7b29d29ac -- existing pervasive interpretation of class order for dvd etc. is too obstrusive at the moment
revert effect of 63c7b29d29ac -- existing pervasive interpretation of class order for dvd etc. is too obstrusive at the moment

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle