Fix class/struct mismatch in forward declaration.

src/backend/corebackend.h

@@ -30,7 +30,7 @@
 
 class CoreBackendManager;
 class CoreBackendDevice;
-class CoreBackendPrivate;
+struct CoreBackendPrivate;
 class Device;
 class PartitionTable;
 

src/gui/partwidget.cpp

@@ -21,10 +21,10 @@
 #include "fs/filesystem.h"
 #include "util/capacity.h"
 
-#include <QPainter>
-#include <QStyleOptionButton>
 #include <QApplication>
 #include <QFontDatabase>
+#include <QPainter>
+#include <QStyleOptionButton>
 
 /** Creates a new PartWidget
     @param parent pointer to the parent widget

src/util/helpers.cpp

@@ -56,7 +56,7 @@ KAboutData aboutKPMcore()
     KAboutData aboutData( QStringLiteral("kpmcore"),
                           xi18nc("@title", "<application>KPMcore</application>"), QStringLiteral(VERSION),
                           xi18nc("@title", "Library for managing partitions"),
-                          KAboutLicense::GPL_V3, xi18nc("@info:credit", "&copy; 2008-2017 KPMcore developers" ) );
+                          KAboutLicense::GPL_V3, xi18nc("@info:credit", "&copy; 2008-2018 KPMcore developers" ) );
     aboutData.setOrganizationDomain(QByteArray("kde.org"));
     aboutData.setProductName(QByteArray("kpmcore"));
     aboutData.setHomepage(QStringLiteral("https://commits.kde.org/kpmcore"));