PEP 8001: Add a review period and adjust the vote period (#841)

Context: https://discuss.python.org/t/pep-801x-authors-are-you-on-track-for-the-vote-between-nov-16-nov-30/432/27

pep-8001.rst

@@ -13,7 +13,7 @@ Author: Brett Cannon <brett@python.org>,
         Tal Einat <taleinat@gmail.com>,
         Tim Peters <tim.peters@gmail.com>,
         Zachary Ware <zachary.ware@gmail.com>
-Status: Draft
+Status: Accepted
 Type: Process
 Content-Type: text/x-rst
 Created: 2018-08-24
@@ -75,8 +75,14 @@ intend to remain inactive* to abstain from voting.
 When is the vote?
 -----------------
 
-The vote will happen in a 2-week-long window from November 16 2018
-to November 30 (Anywhere-on-Earth).
+November 16th, 2018 to November 30th, 2018 is the official governance
+PEP review period.  We discourage the PEP authors from making major
+substantive changes during this period, although it is expected that
+minor tweaks may occur, as the result of this discussion period.
+
+The vote will happen in a 2-week-long window from December 1st, 2018
+to December 16th, 2018
+(`Anywhere on Earth <https://en.wikipedia.org/wiki/Anywhere_on_Earth>`_).
 
 Where is the vote?
 ------------------
@@ -86,10 +92,10 @@ The vote will happen using a "private" poll on the
 will receive an email with a link allowing them to rank the PEPs in their order of
 preference.
 
-The election wil be supervised by Ernest Durbin.
+The election will be supervised by Ernest W. Durbin III, The PSF Director of Infrastructure.
 
 The results of the election, including anonymized ballots, will be made public on
-December 1st, after the election has closed.
+December 17th, after the election has closed.
 
 The following settings will be used for the vote in the CIVS system::