Remove unused travis session

Jon Wayne Parrott · Jon Wayne Parrott · commit 607e86011141 · 2017-04-13T10:22:49.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,8 +4,6 @@ matrix:
   include:
   - python: 3.5
     env: TOXENV=lint
-  - python: 3.6
-    env: TOXENV=docs
   - python: 2.7
     env: TOXENV=py27
   - python: 3.4
