[usocket-devel] UDP support for ABCL added

Hi, USOCKET users Recently I rewrote all ABCL supporting code for USOCKET, now UDP and GET-HOST-BY-NAME are added for ABCL. There're still some issues in server-side UDP support, but client UDP sockets are ready to use. Now it's time to think about our next release (0.5.0), I think. --binghe