travis: Run test on Python 3.4 (#307)

Python 3.4 is not supported officially. But keep running test for a while, to know when msgpack-python stop working on Python 3.4 actually.
msgpack · Jul 13, 2018 · d1060de · d1060de
1 parent aa41e2f
commit d1060de
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -4,6 +4,7 @@ cache: pip
 
 python:
   - "2.7"
+  - "3.4"
   - "3.5"
   - "3.6"
   - "3.7-dev"