Setup KDeclarative before loading the Qml file

Otherwise methods injected into the engine by KDeclarative are not
available in the loaded qml.

REVIEW: 124419

app/main.cpp

@@ -39,11 +39,13 @@ int main(int argc, char *argv[])
         aboutData.processCommandLine(&parser);
     }
  
-    QQmlApplicationEngine engine(QUrl("qrc:/qml/main.qml"));
+    QQmlApplicationEngine engine;
 
     KDeclarative::KDeclarative kdeclarative;
     kdeclarative.setDeclarativeEngine(&engine);
     kdeclarative.setupBindings();
 
+    engine.load(QUrl("qrc:/qml/main.qml"));
+
     return app.exec();
 }