Remove: Py3.2 gate due to syntax errors

Werkzeug causes the 3.2 gate to fail due to a syntax error.
This does not happen in the 3.3 gate.

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>
Change: Unicode casting to string casting

The unicode built-in no longer exists in Py3. Replaces uses
of it with str().

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>