Add travis builds

.travis.yml

@@ -0,0 +1,14 @@
+language: python
+
+python:
+  - '2.7'
+  - '3.3'
+  - '3.4'
+  - 'pypy'
+  - 'nightly'
+
+install:
+  - python -c "import setuptools; print(setuptools.__version__)"
+
+script:
+  - TEST_WITH_INTERNET=1 python setup.py test

websocket/tests/test_websocket.py

@@ -33,8 +33,7 @@ from websocket._http import read_headers
 
 
 # Skip test to access the internet.
-TEST_WITH_INTERNET = False
-# TEST_WITH_INTERNET = True
+TEST_WITH_INTERNET = os.environ.get('TEST_WITH_INTERNET', '0') == '1'
 
 # Skip Secure WebSocket test.
 TEST_SECURE_WS = True