Record all non-garbage Pod responses

[itsmojo]

Part of fix for #569

[ps2]

Do you have any examples of what this caught for you?

[itsmojo]

// Attempt to do a combined cancel TB and set TB message which unfortunately is
// disallowed by the pod firmware and so it returns an 06 error response with error code 07
2019-12-11 09:37:32 +0000 send 1f057550142d1f05af9d53d6001a0eaf9d53d601007b01384000010001160e0000000a0aba9500
// The 06 error response with error code 07 that originally would not getting logged without this
// change because of a parsing error with any error response except with an 0x14 bad nonce code
// (which also needs to be fixed, see issue #569)
2019-12-11 09:37:37 +0000 receive 1f05755018050603070008813f

// The corresponding Xcode debug output from the same run where the
// "Error Recv(Hex)" line indicates that this logging resulted from this change.
2019-12-11 01:37:37.092842-0800 Loop[2164:2542591] [PeripheralManager+RileyLink] RL Recv(single): dd2cd51f057550e81f05755018050603070008813f50
2019-12-11 01:37:37.094937-0800 Loop[2164:2542591] [PeripheralManager+RileyLink] RileyLink response: PacketResponse(code: RileyLinkBLEKit.ResponseCode.success, packet: Optional(RFPacket(-51, 213, 1f057550e81f05755018050603070008813f50)))
2019-12-11 01:37:37.100532-0800 Loop[2164:2542543] [PodMessageTransport] Error Recv(Hex): 1f05755018050603070008813f
2019-12-11 01:37:37.106344-0800 Loop[2164:2542543] [PodMessageTransport] Error during communication with POD: parsingError(offset: 0, data: 5 bytes, error: OmniKit.MessageError.unknownValue(value: 7, typeDescription: "ErrorReponseType"))