merged the current state of XML Schemas implementation, it is not

* Makefile.am TODO_SCHEMAS configure.in genUnicode.py testAutomata.c
 testRegexp.c testSchemas.c xmlregexp.c xmlschemas.c xmlschemastypes.c
 xmlunicode.c include/libxml/Makefile.am
 include/libxml/schemasInternals.h include/libxml/xmlautomata.h
 include/libxml/xmlregexp.h include/libxml/xmlschemas.h
 include/libxml/xmlschemastypes.h include/libxml/xmlunicode.h
 include/libxml/xmlversion.h.in : merged the current state of
 XML Schemas implementation, it is not configured in by default,
 a specific --schemas configure option has been added.
* test/automata test/regexp test/schemas Makefile.am
  result/automata result/regexp result/schemas:
  merged automata/regexp/schemas regression tests
Daniel

include/libxml/xmlschemastypes.h

@@ -0,0 +1,45 @@
+/*
+ * schemastypes.c : interface of the XML Schema Datatypes
+ *             definition and validity checking
+ *
+ * See Copyright for the status of this software.
+ *
+ * Daniel Veillard <veillard@redhat.com>
+ */
+
+
+#ifndef __XML_SCHEMA_TYPES_H__
+#define __XML_SCHEMA_TYPES_H__
+
+#if defined(WIN32) && defined(_MSC_VER)
+#include <libxml/xmlwin32version.h>
+#else
+#include <libxml/xmlversion.h>
+#endif
+#ifdef LIBXML_SCHEMAS_ENABLED
+
+#include <libxml/schemasInternals.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void		xmlSchemaInitTypes		(void);
+void		xmlSchemaCleanupTypes		(void);
+xmlSchemaTypePtr xmlSchemaGetPredefinedType	(const xmlChar *name,
+						 const xmlChar *ns);
+int		xmlSchemaValidatePredefinedType	(xmlSchemaTypePtr type,
+						 const xmlChar *value,
+						 xmlSchemaValPtr *val);
+int		xmlSchemaValidateFacet		(xmlSchemaTypePtr base,
+						 xmlSchemaFacetPtr facet,
+						 const xmlChar *value,
+						 xmlSchemaValPtr val);
+void		xmlSchemaFreeValue		(xmlSchemaValPtr val);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LIBXML_SCHEMAS_ENABLED */
+#endif /* __XML_SCHEMA_TYPES_H__ */