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/covermanager/lastfmcoverprovider.h

@@ -23,18 +23,16 @@
 
 #include "config.h"
 
-#include <QMap>
-#include <QObject>
+#include <stdbool.h>
+
+#include <QObject>
+#include <QMap>
+#include <QString>
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
 
-#include "albumcoverfetcher.h"
 #include "coverprovider.h"
 
-#include <QMap>
-#include <QObject>
-
-class QNetworkAccessManager;
-class QNetworkReply;
-
 // A built-in cover provider which fetches covers from last.fm.
 class LastFmCoverProvider : public CoverProvider {
   Q_OBJECT