Merge pull request #107 from fact-project/remove_3.5

Update .travis.yml

Author: kbruegge

.travis.yml

@@ -1,6 +1,5 @@
 language: python
 python:
-  - "3.5"
   - "3.6"
 before_install:
   - export DISPLAY=:99.0
@@ -30,4 +29,4 @@ deploy:
     on:
       branch: master
       tags: true
-      condition: $TRAVIS_PYTHON_VERSION = "3.5"
+      condition: $TRAVIS_PYTHON_VERSION = "3.6"