Update status of PEP 512

pep-0512.txt

@@ -509,7 +509,6 @@ benchmarks [#benchmarks-repo]_ repositories:
 
   - `Create a 'python-dev' team`_
 
-  - `Adding GitHub username support to bugs.python.org`_
 
 * In progress
 
@@ -517,6 +516,10 @@ benchmarks [#benchmarks-repo]_ repositories:
       https://github.com/brettcannon/knights-who-say-ni (Brett Cannon)
     - `Define commands to move a Mercurial repository to Git`_:
       https://github.com/orsenthil/cpython-hg-to-git (Senthil Kumaran)
+    - `Adding GitHub username support to bugs.python.org`_:
+      http://psf.upfronthosting.co.za/roundup/meta/issue579,
+      http://psf.upfronthosting.co.za/roundup/meta/issue581
+      (Maciej Szulik and Ezio Melotti)
 
 * Completed