* xmlschemas.c xmlschemastypes.c include/libxml/xmlerror.h
  include/libxml/schemasInternals.h include/libxml/xmlschemastypes.h:
  applied Schemas patches from Kasimier Buchcik, there is still
  one open issue about referencing freed memory.
* test/schemas/* result/schemas/*: updated with new tests from
  Kasimier
Daniel