jme3-core: correct 2 comment typos ("even" -> "event")

jme3-core/src/main/java/com/jme3/animation/AnimEventListener.java

@@ -43,7 +43,7 @@ public interface AnimEventListener {
     /**
      * Invoked when an animation "cycle" is done. For non-looping animations,
      * this event is invoked when the animation is finished playing. For
-     * looping animations, this even is invoked each time the animation is restarted.
+     * looping animations, this event is invoked each time the animation is restarted.
      *
      * @param control The control to which the listener is assigned.
      * @param channel The channel being altered

jme3-core/src/main/java/com/jme3/environment/LightProbeFactory.java

@@ -65,7 +65,7 @@ import java.util.concurrent.ScheduledThreadPoolExecutor;
  * Note that in case you are using a {@link JobProgressListener} all the its 
  * method will be called inside and app.enqueue callable.
  * This means that it's completely safe to modify the scenegraph within the 
- * Listener method, but also means that the even will be delayed until next update loop.
+ * Listener method, but also means that the event will be delayed until next update loop.
  * 
  * @see EnvironmentCamera
  * @author bouquet