[Fix] Determine that IPAddress.IPv6Any is a local IP address if available
[Fix] Determine that IPAddress.IPv6Any is a local IP address if available

Fix for pull request #243.

2Toad/websocket-sharp,2Toad/websocket-sharp,sta/websocket-sharp,sta/websocket-sharp,jogibear9988/websocket-sharp,jogibear9988/websocket-sharp,jogibear9988/websocket-sharp,sta/websocket-sharp,jogibear9988/websocket-sharp,sta/websocket-sharp,2Toad/websocket-sharp,2Toad/websocket-sharp