Best Wishes

Add support for [oremanga](https://oremanga.net/).

Add support for [manga689](https://manga689.com/).

Add support for [kumomanga](http://kumomanga.com/).

Please add support for [toon-th](http://toon-th.com/).

I got some errors on nekopost.net when using "Download all chapters to single folder"   https://www.nekopost.net/manga/4385 https://www.nekopost.net/manga/4117 When checking the directory of images, some chapters are missing (images not...