added travis build

.travis.yml

+language: python
+sudo: required
+dist: trusty
+matrix:
+  include:
+    - python: 2.7
+    - python: 3.5
+    - python: 3.6
+install:
+  - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then pip install --quiet http://download.pytorch.org/whl/cu80/torch-0.3.0.post4-cp27-cp27mu-linux_x86_64.whl; fi
+  - if [[ $TRAVIS_PYTHON_VERSION == 3.5 ]]; then pip install --quiet http://download.pytorch.org/whl/cu80/torch-0.3.0.post4-cp35-cp35m-linux_x86_64.whl; fi
+  - if [[ $TRAVIS_PYTHON_VERSION == 3.6 ]]; then pip install --quiet http://download.pytorch.org/whl/cu80/torch-0.3.0.post4-cp36-cp36m-linux_x86_64.whl; fi
+  - pip install pycodestyle
+  - pip install flake8
+  - pip install cffi
+  - pip install codecov
+script:
+  - pycodestyle .
+  - flake8 .
+  - python setup.py install
+  - python setup.py test
+after_success:
+  - codecov
+notifications:
+  email: false

setup.py

@@ -5,7 +5,7 @@ from setuptools import setup, find_packages
 __version__ = '0.1.0'
 url = 'https://github.com/rusty1s/pytorch_spline_conv'
 
-install_requires = ['cffi', 'torch-unique']
+install_requires = ['cffi']
 setup_requires = ['pytest-runner', 'cffi']
 tests_require = ['pytest', 'pytest-cov']
 
@@ -20,7 +20,7 @@ setup(
     download_url='{}/archive/{}.tar.gz'.format(url, __version__),
     keywords=[
         'pytorch', 'cnn', 'spline-cnn', 'geometric-deep-learning', 'graph',
-        'mesh'
+        'mesh', 'neural-networks'
     ],
     install_requires=install_requires,
     setup_requires=setup_requires,