add travis CI and coveralls support

.travis.yml

@@ -8,11 +8,14 @@ before_install:
   - export PATH=/home/travis/miniconda/bin:$PATH
   - conda update --yes conda
 python:
+  - "2.7"
   - "3.4"
 # command to install dependencies
 install:
-  - conda install --yes python=$TRAVIS_PYTHON_VERSION numpy scipy matplotlib pandas pytest h5py
-  # Coverage packages are on my binstar channel
-  - python setup.py install
+  - conda install --yes python=$TRAVIS_PYTHON_VERSION numpy scipy matplotlib pandas pytest h5py theano
+  - pip install pytest-cov python-coveralls
 # command to run tests
-script: py.test tests/
+script:
+  - PYTHONPATH=$PWD:$PYTHONPATH py.test -v --cov-report term-missing --cov keras tests/
+after_success:
+  - coveralls