Check that 14xx error codes in HAPI spec are implemented.

[rweigel]

For HAPI 2.1, they are

{
	"1400": {"status":{"code": 1400, "message": "HAPI error 1400: user input error"}},
	"1401": {"status":{"code": 1401, "message": "HAPI error 1401: unknown API parameter name"}},
	"1402": {"status":{"code": 1402, "message": "HAPI error 1402: error in start time"}},
	"1403": {"status":{"code": 1403, "message": "HAPI error 1403: error in stop time"}},
	"1404": {"status":{"code": 1404, "message": "HAPI error 1404: start time equal to or after stop time"}},
	"1405": {"status":{"code": 1405, "message": "HAPI error 1405: time outside valid range"}},
	"1406": {"status":{"code": 1406, "message": "HAPI error 1406: unknown dataset id"}},
	"1407": {"status":{"code": 1407, "message": "HAPI error 1407: unknown dataset parameter"}},
	"1408": {"status":{"code": 1408, "message": "HAPI error 1408: too much time or data requested"}},
	"1409": {"status":{"code": 1409, "message": "HAPI error 1409: unsupported output format"}},
	"1410": {"status":{"code": 1410, "message": "HAPI error 1410: unsupported include value"}},
	"1500": {"status":{"code": 1500, "message": "HAPI error 1500: internal server error"}},
	"1501": {"status":{"code": 1501, "message": "HAPI error 1501: upstream request error"}}
}