unpin pypy (influxdata#682)

clslgrnc · xginn8 · commit 1cce011d6c4f · 2019-03-14T07:25:58.000-04:00
cryptography-2.5 is not compatible with PyPy &lt; 5.4
diff --git a/.travis.yml b/.travis.yml
@@ -4,7 +4,7 @@ python:
   - "2.7"
   - "3.5"
   - "3.6"
-  - "pypy-5.3.1"
+  - "pypy"
   - "pypy3"
 
 env:

-Original file line number
+Diff line change
   - "2.7"
   - "3.5"
   - "3.6"
 -  - "pypy-5.3.1"
 +  - "pypy"
   - "pypy3"
 env: