add copyright notice nodejs server
add copyright notice nodejs server

liemqv/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,liemqv/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,TerryWahl/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,liemqv/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,liemqv/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,liemqv/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,TerryWahl/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,TerryWahl/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web,TerryWahl/Mobile-Multiplatform-Websockets-Android-iOS-Windows-Phone-Web