main updates added abillity to change port

vanilla/install_script.sh

@@ -85,6 +85,9 @@ else
 	echo "WARNING ! Something went wrong, please check EULA variable"
 fi
 
+sleep 1
+echo "INFO ! Setting game port."
+sed -i '/server-port='*'/c\server-port='$GAME_PORT'' /MCserver/server.properties
 sleep 1
 
 # Set permissions.