Remove stray whitespace and indents.

Author: chrish42

patsy/test_highlevel.py

@@ -777,5 +777,3 @@ def test_pickle_builder_roundtrips():
     m2 = dmatrix(builder2, new_data)
 
     assert np.allclose(m1, m2)
-
-    

patsy/test_pickling.py

@@ -18,5 +18,3 @@ def test_unpickling_future_gives_sensible_error_msg():
 if __name__ == "__main__":
     # TODO Save pickle. Make sure it's running from the right directory, so
     # the pickles are saved in the right place.
-
-