HUGO: Close two minor memory leaks.

Destructor added to SoundHandler and added delete for _intro in engine destructor.

svn-id: r54225

engines/hugo/hugo.cpp

@@ -160,6 +160,7 @@ HugoEngine::~HugoEngine() {
 	delete _inventory;
 	delete _mouse;
 	delete _screen;
+	delete _intro;
 	delete _scheduler;
 	delete _file;
 

engines/hugo/sound.cpp

@@ -246,6 +246,10 @@ SoundHandler::SoundHandler(HugoEngine *vm) : _vm(vm) {
 	_midiPlayer = new MidiPlayer(driver);
 }
 
+SoundHandler::~SoundHandler() {
+	delete _midiPlayer;
+}
+
 void SoundHandler::setMusicVolume() {
 	/* Set the FM music volume from config.mvolume (0..100%) */
 

engines/hugo/sound.h

@@ -42,6 +42,7 @@ class MidiPlayer;
 class SoundHandler {
 public:
 	SoundHandler(HugoEngine *vm);
+	~SoundHandler();
 
 	void toggleMusic();
 	void toggleSound();