applied a couple of patches from Peter Jacobi to start to get rid of

* parser.c: applied a couple of patches from Peter Jacobi to start
  to get rid of ctxt->token, with a possible significant speed
  improvement to be gained once done. Better compliance with PE
  references constructs in DTDs too.
* test/valid/t[0-9]* result/valid/t[0-9]*: added a set of tests
  from Peter too
Daniel
32 files changed