v.0.5.2.0

• added support for downloading content from the submissions inbox (submissions from the watched artists);
• %SCRAPS% value is set correctly for all submissions regardless of the URL used to produce the submissions list (previously this did not work properly for favorites);
• fixed update mode related issues;
• minor quality of life improvements, including: a distinct app icon, better Win7+ taskbar progress indication, autocorrecting common issues with the URLs (leaving page number in the URL, no https://, etc.), support for legacy download URLs parsing