Add missing includes

src/radios/radiobackend.cpp

@@ -21,6 +21,8 @@
 #include <QObject>
 #include <QThread>
 #include <QMutexLocker>
+#include <QSqlDatabase>
+#include <QSqlQuery>
 
 #include "core/logging.h"
 #include "core/database.h"

src/radios/radiobackend.h

@@ -24,6 +24,7 @@
 
 #include "radiochannel.h"
 
+class QThread;
 class Database;
 
 class RadioBackend : public QObject {