Metadata change

.travis.yml

@@ -5,6 +5,7 @@ python:
   - "2.7"
   - "pypy"
   - "3.3"
+  - "3.4"
 
 env:
   - REQUIREMENTS=lowest
@@ -18,10 +19,11 @@ matrix:
       env: REQUIREMENTS=lowest
 
 install:
-  - pip install -r .travis-$REQUIREMENTS-requirements.txt
-  - pip install --editable .
+    - pip install hg+https://bitbucket.org/hpk42/tox
 
-script: make test
+script:
+    - tox -e \
+      $(echo py$TRAVIS_PYTHON_VERSION | tr -d . | sed -e 's/pypypy/pypy/')-$REQUIREMENTS
 
 branches:
   except: