Allow html entities in html5

tests/test_docs.py

@@ -1,18 +1,29 @@
 #!/usr/bin/env python
 
-import unittest, os
+import unittest, os, re
 from xml.dom import minidom
 from glob import glob
+from htmlentitydefs import name2codepoint as n2cp
 
 class DocsTest(unittest.TestCase):
 
     def test_well_formed(self):
+        def substitute_entity(match):
+            ent = match.group(1)
+            try:
+                  return "&#%d;" % n2cp[ent]
+            except:
+                  return "&%s;" % ent
+
         for doc in glob('docs/*'):
             if os.path.isdir(doc): continue
             if doc.endswith('.css') or doc.endswith('.js'): continue
 
+            source = open(doc).read()
+            source = re.sub('&(\w+);', substitute_entity, source)
+
             try:
-                minidom.parse(doc)
+                minidom.parseString(source)
             except:
                 self.fail('Not well formed: ' + doc);
                 break