a bit of work on Schemas try to make it more useful changed the Schemas

* xmlschemas.c xmlschemastypes.c include/libxml/xmlschemas.h:
  a bit of work on Schemas
* testSchemas.c: try to make it more useful
* test/schemas/* result/schemas/* Makefile.am: changed the
  Schemas regression test procedure, started adding a few samples
Daniel
27 files changed