Includes, comments and bugfixes

- Fix includes
- Use common regex (Song::kCoverRemoveDisc) for removing Disc/CD from album
- Remove Disc/CD from album when creating hash
- Make imobiledevice support compile
- Fix setting device on windows

src/dbus/metatypes.h

@@ -2,6 +2,10 @@
 #define DBUS_METATYPES_H
 
 #include <QMetaType>
+#include <QList>
+#include <QByteArray>
+#include <QMap>
+#include <QString>
 #include <QDBusObjectPath>
 
 Q_DECLARE_METATYPE(QList<QByteArray>)