Close the fieldset tag for scaffold index

Change-Id: I480cb2569277ce5ee2dbf63cae557e39f74583e1
Add formal support for pypy.

Fixes bug 1290922

Change-Id: I93f8318bad32800eb384e6a5e09dfc8eae5fed79
Document another configuration use case for the use of `__force_dict__`.

Change-Id: I74ab3b38adad456440df728d54843bbcbbad1ee3
Fixes bug: 1293545
Delay the `threading.local` import to allow for eventlet/gevent monkeypatching.

Fixes bug 1294177

Change-Id: I51482148602d85e40230547d0e19cf0c2a0c6d8a
Merge "Document another configuration use case for the use of `__force_dict__`."
Merge "Close the fieldset tag for scaffold index"