UDP networking improvements and experiments (send CMD_STEP_FORWARD_SIMULATION as 4 bytes command, status 8 bytes, instead of enormous command/status packages.

Change some timeouts to use actual RTC time instead of dummy loops 1024*1024*1024.
Fix type conected -> connected

examples/SharedMemory/udp/premake4.lua

@@ -43,6 +43,8 @@ project ("App_PhysicsServerSharedMemoryBridgeUDP")
 		"../PosixSharedMemory.h",
 		"../../Utils/b3ResourcePath.cpp",
 		"../../Utils/b3ResourcePath.h",
+		"../../Utils/b3Clock.cpp",
+		"../../Utils/b3Clock.h",		
 	}