Add two dictionaries to htmlentitydefs: name2codepoint maps
HTML entity names to Unicode codepoints (as integers).
codepoint2name is the reverse mapping. From SF patch #722017.
diff --git a/Misc/NEWS b/Misc/NEWS
index 70bc17c..4095c40 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -103,6 +103,10 @@
 Library
 -------
 
+- htmlentitydefs has two new dictionaries: name2codepoint maps
+  HTML entity names to Unicode codepoints (as integers).
+  codepoint2name is the reverse mapping. See SF patch #722017.
+
 - pdb has a new command, "debug", which lets you step through
   arbitrary code from the debugger's (pdb) prompt.