Merge branch 'dummy_python_include_group'

CHANGES.txt

 Revision 3.6.0 (2015-11-XX):
 
     - Fix 'async def' highlighting. Patch by Joongi Kim
+    - Add dummy 'pythonInclude' group to avoid crashing standard pyrex.vim.
+      Patch by Antony Lee
 
 Revision 3.5.0 (2015-06-10):
 

README.rst

 
 - `Andrea Riciputi <https://github.com/mrrech>`_
 - Anton Butanaev
+- `Antony Lee <https://github.com/anntzer>`_
 - Caleb Adamantine
 - `David Briscoe <https://github.com/idbrii>`_
 - `Elizabeth Myers <https://github.com/Elizafox>`_

syntax/python.vim

 "
 "   Andrea Riciputi
 "   Anton Butanaev
+"   Antony Lee
 "   Caleb Adamantine
 "   David Briscoe
 "   Elizabeth Myers
 syn keyword pythonStatement     def class nextgroup=pythonFunction skipwhite
 syn keyword pythonRepeat        for while
 syn keyword pythonConditional   if elif else
+" The standard pyrex.vim unconditionally removes the pythonInclude group, so
+" we provide a dummy group here to avoid crashing pyrex.vim.
+syn keyword pythonInclude       import
 syn keyword pythonImport        import
 syn keyword pythonException     try except finally
 syn keyword pythonOperator      and in is not or