Added test classes for the networking and made so that the network engine sends object insted of raw data

src/ei/engine/test/NetworkServer.java

@@ -0,0 +1,21 @@
+package ei.engine.test;
+
+import java.io.IOException;
+
+import ei.engine.network.NioNetwork;
+import ei.engine.network.NioServer;
+import ei.engine.network.worker.EchoWorker;
+
+public class NetworkServer {
+	public static void main(String[] args) {
+		try {
+			EchoWorker worker = new EchoWorker();
+			new Thread(worker).start();
+			NioNetwork server = new NioServer(null, 6056);
+			server.setWorker(worker);
+			new Thread(server).start();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+}