Add python 3 compatibility for jsonschema_suite
Add python 3 compatibility for jsonschema_suite

atomiqio/json-schema-test-suite,epoberezkin/JSON-Schema-Test-Suite,moander/JSON-Schema-Test-Suite,mafintosh/JSON-Schema-Test-Suite,atomiqio/json-schema-test-suite,json-schema/JSON-Schema-Test-Suite,Relequestual/JSON-Schema-Test-Suite,json-schema-org/JSON-Schema-Test-Suite,WHenderson/ex-json-schema,neomadara/JSON-Schema-Test-Suite,WHenderson/ex-json-schema,epoberezkin/JSON-Schema-Test-Suite