Move the public API out of oslo.db to oslo_db. Retain the ability to
import from the old namespace package for backwards compatibility for
this release cycle.
Blueprint: drop-namespace-packages
Change-Id: Ie96b482b9fbcb1d85203ad35bb65c1f43e912a44
Switch to manually generated rst files for the API documentation so we
do not expose private parts of the library.
Fix formatting of usage.rst
Convert bullet list to section headers to fix rendering issues and make
the docs more readable.
Fix formatting of docstrings in classes exposed in the docs to eliminate
warnings/errors from Sphinx.
Add history.rst
Change-Id: I6f500775f801558f7c0c29f180b60f83a7150e02