[Pytest-commit] [pytest-dev/pytest] f9df75: Update 3.1.0 release date

[Bruno Oliveira]

  Branch: refs/heads/master
  Home:   https://github.com/pytest-dev/pytest
  Commit: f9df7500256ad7805e7ebaa0e6c8e72c8699cbbd
      https://github.com/pytest-dev/pytest/commit/f9df7500256ad7805e7ebaa0e6c8e72c8699cbbd
  Author: Bruno Oliveira <nicoddemus at gmail.com>
  Date:   2017-05-22 (Mon, 22 May 2017)

  Changed paths:
    M CHANGELOG.rst

  Log Message:
  -----------
  Update 3.1.0 release date