* error.c valid.c: working some weird error reporting problem for
DTD validation.
* runtest.c: augmented with DTD validation tests
* result/VC/OneID*: slight change in validation output.
Daniel
* include/libxml/valid.h valid.c: avoid name glob in agruments as
it matches the glob() routine.
* runtest.c Makefile.am: first steps toward a C regression test
framework.
Daniel