Some misspellings in RelOptListener

There are some misspellings in RelOptListener:
/**

• Notifies this listener that a relational expression has been chosen as
• part of the final implementation of the query plan. After the plan is
• copmlete, this is called one more time with null for the rel.
  *
• @param event details about the event
  */
  void relChosen(RelChosenEvent event);

/** Event indicating that a planner rule has been attemptedd. */
class RuleAttemptedEvent extends RuleEvent {
private final boolean before;

public RuleAttemptedEvent(
Object eventSource,
RelNode rel,
RelOptRuleCall ruleCall,
boolean before)

{ super(eventSource, rel, ruleCall); this.before = before; }

public boolean isBefore()

{ return before; }

}