Audio: Clean up.

src/audio/Audio.js

@@ -103,6 +103,7 @@ THREE.Audio.prototype = Object.assign( Object.create( THREE.Object3D.prototype )
 
 		this.source.stop();
 		this.startTime = this.context.currentTime;
+		this.isPlaying = false;
 
 		return this;
 
@@ -116,10 +117,10 @@ THREE.Audio.prototype = Object.assign( Object.create( THREE.Object3D.prototype )
 			return;
 
 		}
-		
-		this.isPlaying = false;
+
 		this.source.stop();
 		this.startTime = 0;
+		this.isPlaying = false;
 
 		return this;