Add testing requirements and update tests to unittest2.

setup.py

@@ -14,6 +14,7 @@ setup(
     packages=['ts3'],
     scripts=['examples/gents3privkey.py'],
     test_suite='ts3.test.suite',
+    test_require=['unittest2'],
 
     classifiers=[
         'License :: OSI Approved :: BSD License',

ts3/test.py

@@ -1,7 +1,8 @@
-import unittest
-from .protocol import TS3Proto
+import unittest2
+from ts3.protocol import TS3Proto
 
-class TS3ProtoTest(unittest.TestCase):
+
+class TS3ProtoTest(unittest2.TestCase):
     """ Tests the TS3Proto class """
 
     def setUp(self):
@@ -66,9 +67,9 @@ class TS3ProtoTest(unittest.TestCase):
 
 
 def suite():
-    suite = unittest.TestSuite()
-    suite.addTest(unittest.makeSuite(TS3ProtoTest))
+    suite = unittest2.TestSuite()
+    suite.addTest(unittest2.makeSuite(TS3ProtoTest))
     return suite
 
 if __name__ == '__main__':
-    unittest.main()
+    unittest2.main()