anchor.diff:  * aesh.historysize : specify the maximum size of the history file
   * aesh.logging : specify if logging should be enabled
   * aesh.logfile : specify the log file
  -* aesh.disablecompletion : specify if completion should be disabled+* aesh.disablecompletion : specify if completion should be disabled
  
positive.code: import java.io.IOException;
  
  import org.jboss.aesh.console.Console;
  import org.jboss.aesh.console.ConsoleCallback;
  import org.jboss.aesh.console.ConsoleOperation;
  import org.jboss.aesh.console.Prompt;
  import org.jboss.aesh.console.settings.SettingsBuilder;
  
negative.code:         final Console console = new Console(new SettingsBuilder().create());
          console.setPrompt(new Prompt("[aesh]$ "));
  
          console.setConsoleCallback(new AeshConsoleCallback() {
              @Override
              public int execute(ConsoleOperation output) {
                  console.getShell().out().println("======>\"" + output.getBuffer());
  