Move all the things (YES. Move them.)

Also, implemented some basic modlist logic, to be wired up.

logic/OneSixAssets.h

@@ -0,0 +1,22 @@
+#pragma once
+#include "net/DownloadJob.h"
+
+class Private;
+
+class OneSixAssets : public QObject
+{
+	Q_OBJECT
+signals:
+	void failed();
+	void finished();
+
+public slots:
+	void fetchFinished();
+	void fetchStarted();
+public:
+	void start();
+private:
+	JobListQueue dl;
+	JobListPtr index_job;
+	JobListPtr files_job;
+};