* method for ActionEvent on kickButton to kick a Player.
* Only the owner can kick.
* @param evt for ActionEvent
*/
public void kickButtonActionPerformed(ActionEvent evt) {
KickPlayerRequestMessage kprm = new KickPlayerRequestMessage();
kprm.setPlayerName((String) playerlist.getSelectedValue());
// can't kick the player himself
if (((String) playerlist.getSelectedValue()).equals(
getCore().getPlayerName())) {
return;