AccountMigrator: Do not inherit from QObject as it is not needed yet.

As requested by Danimos review.

src/mirall/accountmigrator.cpp

@@ -31,8 +31,7 @@ namespace Mirall {
 // branded client first, it should automatically pick the information
 // from the already configured account.
 
-AccountMigrator::AccountMigrator(QObject *parent) :
-    QObject(parent)
+AccountMigrator::AccountMigrator()
 {
 
 }

src/mirall/accountmigrator.h

@@ -14,15 +14,14 @@
 #ifndef ACCOUNTMIGRATOR_H
 #define ACCOUNTMIGRATOR_H
 
-#include <QObject>
+#include <QStringList>
 
 namespace Mirall {
 
-class AccountMigrator : public QObject
-{
-    Q_OBJECT
+class AccountMigrator {
+
 public:
-    explicit AccountMigrator(QObject *parent = 0);
+    explicit AccountMigrator();
 
     /**
      * @brief migrateFolderDefinitons - migrate the folder definition files