refs #521, reading of setup and version

* fixed in launcher so reloading works (this also uses fixed URL list)
* signal for version synchronized
* removed setupreader.h where possible -> less compile dependencies
* removed redundant logging
* removed unused cleanup override
* connect &QCoreApplication::aboutToQuit in threaded reader

src/blackcore/setupreader.h

@@ -37,6 +37,9 @@ namespace BlackCore
         //! Setup has been read
         void setupSynchronized(bool success);
 
+        //! Version bas been read
+        void versionSynchronized(bool success);
+
     protected slots:
         //! \copydoc CThreadedReader::initialize
         virtual void initialize() override;