Include flake8

Emmanouil Konstantinidis · Emmanouil Konstantinidis · commit af9ce8064660 · 2016-08-23T23:02:38.000+01:00
diff --git a/requirements/requirements-testing.txt b/requirements/requirements-testing.txt
@@ -4,3 +4,5 @@
 pytest==3.0.0
 pytest-cov==2.3.1
 pytest-django==3.0.0
+
+flake8==3.0.4
