WifiUdp.parsePacket() blocking

[MosiMiso]

Hi all!

When using WifiUdp on portenta H7 i recognized a different behaviour compared to Arduino MKR1010
Now WiFiUDP.parsePacket() is blocking for 1s if no message is available.
Looking into WifiUDP.h i recognized a hardcoded timeout of 1000ms.

My suggestion:

• make the timeout user settable
• make the socket non blocking (or let the user decide by offering a setter)

_socket.set_blocking(false);
in WiFiUDP.begin(uint16_t port)

Best regards
Michael

[facchinm]

Should be fixed by #281

[facchinm]

Closing as fixed since #281 was merged