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/equalizer/equalizerslider.cpp

@@ -20,6 +20,11 @@
 
 #include "config.h"
 
+#include <QWidget>
+#include <QString>
+#include <QLabel>
+
+#include "widgets/stickyslider.h"
 #include "equalizerslider.h"
 #include "ui_equalizerslider.h"