Bumped up to v2.13

CHANGELOG

@@ -11,7 +11,8 @@ Changelog
   can now only compare an answer to it's parent snippet. I believe this is the
   major use case anyway.
 * (Backwards incompatible) Removal of the "Gist" button feature.
-* Python 3.6 compatibility and tests.
+* Fixed broken 404 view handler in Django 1.9+.
+* Python 3.6 and Django 1.10 compatibility and tests.
 
 2.12 (2016-09-06)
 -----------------

setup.py

@@ -24,7 +24,7 @@ long_description = u'\n\n'.join((
 
 setup(
     name='dpaste',
-    version='2.13a',
+    version='2.13',
     description='dpaste is a Django based pastebin. It\'s intended to run '
                 'separately but its also possible to be installed into an '
                 'existing Django project like a regular app.',

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 toxworkdir=/tmp/tox/dpaste
-skip_missing_interpreters = True
+skip_missing_interpreters=True
 envlist=
     py{27,34,35,36}-django-{18,19,110}