Fixed MSVS build.

core/data/role.h

@@ -2,6 +2,7 @@
 #define ROLE_H
 
 #include "core-data.h"
+#include "core_global.h"
 
 #include <QObject>
 #include <QSharedPointer>
@@ -12,7 +13,7 @@
 #include <odb/qt/list.hxx>
 
 #pragma db object
-class Role : public QObject
+class CORESHARED_EXPORT Role : public QObject
 {
     Q_OBJECT
     Q_PROPERTY(QString name READ name WRITE setName)