FIX URL behavior for out of range port numbers
From our text expectation files: PASS URL: Setting <http://example.net:8080/path>.port = '65536' Port numbers are 16 bit integers, overflowing is an error PASS URL: Setting <http://example.net:8080/path>.port = 'randomstring' Setting port to a string that doesn't parse as a number PASS URL: Setting <non-special://example.net:8080/path>.port = '65536' Port numbers are 16 bit integers, overflowing is an error