net: low level socket api

vlib/net/socket_test.v

@@ -1,6 +1,14 @@
 import net 
 
-fn test_dial() {
-//conn := net.dial('irc.freenode.org', 6667) 
-//println(conn.sockfd) 
+fn test_socket() {
+//	server := net.listen(8080)
+//	println(server)
+//	client := net.dial('127.0.0.1', 8080)
+//	println(client)
+//	socket := server.accept()
+//	println(socket)
+//
+//	server.close()
+//	client.close()
+//	socket.close()
 }