Create minimal test for dictionary before HDF5 rewrite.

test_dictionary.py

@@ -0,0 +1,14 @@
+#!/usr/bin/python
+
+import unittest
+
+import dictionary
+
+
+class TestDictionary(unittest.TestCase):
+    def test_empty(self):
+        words = dictionary.words()
+
+
+if __name__ == "__main__":
+    unittest.main()