fixed #11, #61, AdamAtomic#170, AdamAtomic#221 AutoDestroy parameter in FlxSound loadEmbedded and loadStream does nothing

Author: moly

org/flixel/FlxSound.as

@@ -257,6 +257,7 @@ package org.flixel
 			_sound = new EmbeddedSound();
 			//NOTE: can't pull ID3 info from embedded sound currently
 			_looped = Looped;
+			autoDestroy = AutoDestroy;
 			updateTransform();
 			exists = true;
 			return this;
@@ -279,6 +280,7 @@ package org.flixel
 			_sound.addEventListener(Event.ID3, gotID3);
 			_sound.load(new URLRequest(SoundURL));
 			_looped = Looped;
+			autoDestroy = AutoDestroy;
 			updateTransform();
 			exists = true;
 			return this;