Fix multi os

.travis.yml

+os: linux
 matrix:
   include:
     - os: osx
     - dist: trusty
       sudo: required
+  exclude:
+    - os: linux
 
 env:
 - PYENV_PYTHON_VERSION=3.5.0

ci/travis/build.sh

@@ -9,4 +9,7 @@ pip install coveralls cx_Freeze
 pip install -r requirements.txt
 python gen_resources.py
 python gen_translations.py
-python setup.py bdist_dmg
\ No newline at end of file
+
+[ $TRAVIS_OS_NAME == "osx" ] && python setup.py bdist_dmg
+[ $TRAVIS_OS_NAME == "linux" ] && python setup.py build
+