Update the PEP 512 status list (#112)

pep-0512.txt

@@ -665,9 +665,6 @@ Required:
 
 * Not started
 
-  - `Update the devguide`_  to
-    `Document steps to commit a pull request`_
-    (https://github.com/python/devguide/milestone/1)
   - `Update the linking service for mapping commit IDs to URLs`_
   - `Update PEP 101`_
   - Email python-checkins for each commit (PR or direct)
@@ -683,6 +680,9 @@ Required:
     (http://psf.upfronthosting.co.za/roundup/meta/issue590)
   - `Deprecate sys._mercurial`_
     (http://bugs.python.org/issue27593)
+  - `Update the devguide`_  (including
+    `Document steps to commit a pull request`_)
+    (https://github.com/python/devguide/milestone/1)
 
 * Completed