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
diff --git a/testSchemas.c b/testSchemas.c
new file mode 100644
index 0000000..3168167
--- /dev/null
+++ b/testSchemas.c
@@ -0,0 +1,120 @@
+/*
+ * testSchemas.c : a small tester program for Schema validation
+ *
+ * See Copyright for the status of this software.
+ *
+ * Daniel.Veillard@w3.org
+ */
+
+#include "libxml.h"
+#ifdef LIBXML_SCHEMAS_ENABLED
+
+#include <libxml/xmlversion.h>
+#include <libxml/parser.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+
+
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#include <libxml/xmlmemory.h>
+#include <libxml/debugXML.h>
+#include <libxml/xmlschemas.h>
+
+#ifdef LIBXML_DEBUG_ENABLED
+static int debug = 0;
+#endif
+static int noout = 0;
+
+
+int main(int argc, char **argv) {
+    int i;
+    int files = 0;
+    xmlSchemaPtr schema = NULL;
+
+    for (i = 1; i < argc ; i++) {
+	if ((!strcmp(argv[i], "-debug")) || (!strcmp(argv[i], "--debug")))
+	    debug++;
+	else
+	if ((!strcmp(argv[i], "-noout")) || (!strcmp(argv[i], "--noout"))) {
+	    noout++;
+        }
+    }
+    xmlLineNumbersDefault(1);
+    for (i = 1; i < argc ; i++) {
+	if (argv[i][0] != '-') {
+	    if (schema == NULL) {
+		xmlSchemaParserCtxtPtr ctxt;
+
+		ctxt = xmlSchemaNewParserCtxt(argv[i]);
+		xmlSchemaSetParserErrors(ctxt,
+			(xmlSchemaValidityErrorFunc) fprintf,
+			(xmlSchemaValidityWarningFunc) fprintf,
+			stderr);
+		schema = xmlSchemaParse(ctxt);
+		xmlSchemaFreeParserCtxt(ctxt);
+		if (debug)
+		    xmlSchemaDump(stdout, schema);
+	    } else {
+		xmlDocPtr doc;
+
+		doc = xmlParseFile(argv[i]);
+
+		if (doc == NULL) {
+		    fprintf(stderr, "Could not parse %s\n", argv[i]);
+		} else {
+		    xmlSchemaValidCtxtPtr ctxt;
+		    int ret;
+
+		    ctxt = xmlSchemaNewValidCtxt(schema);
+		    xmlSchemaSetValidErrors(ctxt,
+			    (xmlSchemaValidityErrorFunc) fprintf,
+			    (xmlSchemaValidityWarningFunc) fprintf,
+			    stderr);
+		    ret = xmlSchemaValidateDoc(ctxt, doc);
+		    xmlSchemaFreeValidCtxt(ctxt);
+		    xmlFreeDoc(doc);
+		}
+	    }
+	    files ++;
+	}
+    }
+    if (schema != NULL)
+	xmlSchemaFree(schema);
+    if (files == 0) {
+	printf("Usage : %s [--debug] [--noout] schemas XMLfiles ...\n",
+	       argv[0]);
+	printf("\tParse the HTML files and output the result of the parsing\n");
+	printf("\t--debug : dump a debug tree of the in-memory document\n");
+	printf("\t--noout : do not print the result\n");
+    }
+    xmlSchemaCleanupTypes();
+    xmlCleanupParser();
+    xmlMemoryDump();
+
+    return(0);
+}
+
+#else
+#include <stdio.h>
+int main(int argc, char **argv) {
+    printf("%s : Schemas support not compiled in\n", argv[0]);
+    return(0);
+}
+#endif /* LIBXML_SCHEMAS_ENABLED */