"" is a valid hexbinary string dixit xmlschema-dev update the test. added

* xmlschemastypes.c: "" is a valid hexbinary string dixit xmlschema-dev
* result/schemas/hexbinary_0_1.err test/schemas/hexbinary_1.xml:
  update the test.
* test/ns5 result//ns5*: added a test for the namespace bug fixed
  in previous commit.
* Makefile.am: added a message in the regression tests
Daniel
diff --git a/result/ns5.rdr b/result/ns5.rdr
new file mode 100644
index 0000000..30ce196
--- /dev/null
+++ b/result/ns5.rdr
@@ -0,0 +1,7 @@
+0 1 element 0 0
+1 14 #text 0 1 
+  
+1 1 empty 1 0
+1 14 #text 0 1 
+
+0 15 element 0 0