add python 3.7 to travis

RonnyPfannschmidt · RonnyPfannschmidt · commit f383b55174fa · 2018-02-28T15:31:10.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,7 @@ python:
 - '3.4'
 - '3.5'
 - '3.6'
+- '3.7'
 env:
 - TOXENV=py-test
 

-Original file line number
+Diff line change
 - '3.4'
 - '3.5'
 - '3.6'
 +- '3.7'
 env:
 - TOXENV=py-test