[Checkins] [zopefoundation/Zope] 9f297e: close opened db during shutdown (#740)

[Mauro Amico]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: 9f297effde20d403ca6acea9c1371b0fc8351703
      https://github.com/zopefoundation/Zope/commit/9f297effde20d403ca6acea9c1371b0fc8351703
  Author: Mauro Amico <mauro.amico at gmail.com>
  Date:   2019-11-29 (Fri, 29 Nov 2019)

  Changed paths:
    M CHANGES.rst
    M src/Zope2/Startup/serve.py

  Log Message:
  -----------
  close opened db during shutdown (#740)

* close opened db during shutdown

* refs

* sort import