Py_INCREF on return value from HttpResult_success
Py_INCREF on return value from HttpResult_success

Change-Id: I1a3e35616a7ea57d3382b307621cbeb7591eef42
Reviewed-on: http://review.couchbase.org/26623
Reviewed-by: Mordechai Nunberg <e7d42768707bf23038325b0b68d4b577e5f6064a@haskalah.org>
Tested-by: Mordechai Nunberg <e7d42768707bf23038325b0b68d4b577e5f6064a@haskalah.org>

mnunberg/couchbase-python-client,mnunberg/couchbase-python-client,couchbase/couchbase-python-client,couchbase/couchbase-python-client