VstEmbed: Support changing embed method without restart

include/ConfigManager.h

@@ -32,9 +32,9 @@
 #include <QtCore/QPair>
 #include <QtCore/QStringList>
 #include <QtCore/QVector>
+#include <QtCore/QObject>
 
 #include "export.h"
-#include "MemoryManager.h"
 
 class LmmsCore;
 
@@ -51,9 +51,9 @@ const QString TRACK_ICON_PATH = "track_icons/";
 const QString LOCALE_PATH = "locale/";
 
 
-class EXPORT ConfigManager
+class EXPORT ConfigManager : public QObject
 {
-	MM_OPERATORS
+	Q_OBJECT
 public:
 	static inline ConfigManager * inst()
 	{
@@ -244,6 +244,8 @@ public:
 	// creates the working directory & subdirectories on disk.
 	void createWorkingDir();
 
+signals:
+	void valueChanged( QString cls, QString attribute, QString value );
 
 private:
 	static ConfigManager * s_instanceOfMe;