Autobackup password check, Filesize estimation int overflow fix, Deleting subscriptions part of subgroup fix, License delete confirm dialog, double check pager closed runtimes

DashManifestRaw support, RequestExecutor support, http binary body and response support, spec version support, ignore unsupported sources, webm container preference in settings

Download estimations, codec in sources, wip plugin source request executor, setting to disable source deduplication (simplify sources), support for SlideUpItem descriptions, bigger SlideUpItems