[Configuration] Add missing py37 and corrected default envlist.

Change order of default tox envlist in order of likeliness to fail on a
new change and add py37 and py36.

Change-Id: I7b88f0ebce37a319e66b20d5438852976195f06e

1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 10dc0f12c..0baad7714 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 minversion = 2.0
 skipsdist = True
-envlist = py36,py35,py27,pep8,pypy
+envlist = pep8,py37,py36,py35,py27,pypy
 
 [testenv]
 usedevelop=True