Doujindown

- [FIX] Removed leftover debugging code
- [FIX] Additional directory checks when creating .ZIP files
- [FIX] Fixed errors when trying to move doujin while download is in progress
- [FIX] Fixed doujin being moved to incorrect directory when changing directories
- [FIX] "File > Exit" was not functional
- [NEW] Settings/list are now contained in config.ini created in program directory; added portability of settings
- [NEW] Download entries now open the download folder when double-clicked
- [NEW] Download queue is saved when starting downloads in case things go aury
- [MISC] Lightened the color of the placeholder favicon

- [FIX] "Page Collection Error" when trying to download certain doujins from luscious.net
- [MISC] Changed text displayed when checking for updates

- [FIX] "Clear All... > Completed Downloads" did not remove all completed entries under certain conditions
- [FIX] Added filepath length checks
- [FIX] Downloads greater than 31 rows down the list do not download
- [NEW] Added support for hentai4u.org
- [NEW] Added support for g6hentai.com
- [NEW] Added support for hentaibox.fr
- [NEW] Added support for finalxxxfantasy.com
- [NEW] Added support for futahentai.com
- [NEW] Added support for xxxyuna.com
- [NEW] Added support for ff7hentai.com
- [NEW] Added support for codegeassxxx.com
- [NEW] Added support for doujinlife.com
- [NEW] Added support for doujinpage.com
- [NEW] Added support for thehentaiworld.com
- [NEW] Added support for simply-hentai.com
- [NEW] Added support for mangaray.com
- [NEW] Added support for hentaifamed.com
- [NEW] Added support for gurrenhentai.com

- [FIX] Update download queue when the status of a download is changed
- [FIX] Updated update-checking system
- [FIX] Removed leftover debugging code
- [FIX] Added error-handling for when doujin has zero chapters
- [MISC] Download dir/title should not be able to be changed during download in progress (has no effect)
- [MISC] Change about text from "the one provided above" to "the email address provided above"