Gallery-dl

- Added support for:
- `reddit` - https://www.reddit.com/ ([#15](https://github.com/mikf/gallery-dl/issues/15))
- `flickr` - https://www.flickr.com/ ([#16](https://github.com/mikf/gallery-dl/issues/16))
- `gfycat` - https://gfycat.com/
- Added support for direct image links
- Added user authentication via [OAuth](https://github.com/mikf/gallery-dl#52oauth) for `reddit` and `flickr`
- Added support for user authentication data from [`.netrc`](https://stackoverflow.com/tags/.netrc/info) files ([#22](https://github.com/mikf/gallery-dl/issues/22))
- Added a simple progress indicator for multiple URLs ([19](https://github.com/mikf/gallery-dl/issues/19))
- Added the `--write-unsupported` command-line option to write unsupported URLs to a file
- Added documentation for all available config options ([configuration.rst](https://github.com/mikf/gallery-dl/blob/master/docs/configuration.rst))
- Improved `pixiv` to support tags for user downloads ([17](https://github.com/mikf/gallery-dl/issues/17))
- Improved `pixiv` to support shortened and http://pixiv.me/... URLs ([#23](https://github.com/mikf/gallery-dl/issues/23))
- Improved `imgur` to properly handle `.gifv` images and provide better metadata
- Fixed an issue with `kissmanga` where metadata parsing for some series failed ([20](https://github.com/mikf/gallery-dl/issues/20))
- Fixed an issue with getting filename extensions from `Content-Type` response headers

- Added the `--abort-on-skip` option to stop extraction if a download would be skipped
- Improved the output format of the `--list-keywords` option
- Updated `deviantart` to support all media types and journals
- Updated `fallenangels` to support their [Vietnamese version](https://truyen.fascans.com/)
- Fixed an issue with multiple tags on ...booru sites
- Removed the `yomanga` module

- Added support for https://pawoo.net/
- Added manga extractors for all [FoOlSlide](https://foolcode.github.io/FoOlSlide/)-based modules
- Added the `-q/--quiet` and `-v/--verbose` options to control output verbosity
- Added the `-j/--dump-json` option to dump extractor results in JSON format
- Added the `--ignore-config` option
- Updated the `exhentai` extractor to fall back to using the e-hentai version if no username is given
- Updated `deviantart` to support sta.sh URLs
- Fixed an issue with `kissmanga` which prevented image URLs from being decrypted properly (again)
- Fixed an issue with `pixhost` where for an image inside an album it would always download the first image of that album ([13](https://github.com/mikf/gallery-dl/issues/13))
- Removed the `mangashare` and `readcomics` modules

- Fixed an issue in `kissmanga` which prevented image URLs from being decrypted properly

- Added new extractors:
- `kireicake` - https://reader.kireicake.com/
- `seaotterscans` - https://reader.seaotterscans.com/
- Added a favourites extractor for `deviantart`
- Re-enabled the `kissmanga` module
- Updated `nijie` to support multi-page image listings
- Updated `mangastream` to support readms.net URLs
- Updated `exhentai` to support e-hentai.org URLs
- Updated `fallenangels` to support their new domain and site layout

- Added logging support
- Added the `-R/--retries` option to specify how often a download should be retried before giving up
- Added the `--http-timeout` option to set a timeout for HTTP connections
- Improved error handling/tolerance during HTTP file downloads ([10](https://github.com/mikf/gallery-dl/issues/10))
- Improved option parsing and the help message from `-h/--help`
- Changed the way configuration values are used by prioritizing top-level values
- This allows for cmdline options like `-u/--username` to overwrite values set in configuration files
- Fixed an issue with `imagefap.com` where incorrectly reported gallery sizes would cause the extractor to fail ([9](https://github.com/mikf/gallery-dl/issues/9))
- Fixed an issue with `seiga.nicovideo.jp` where invalid characters in an API response caused the XML parser to fail
- Fixed an issue with `seiga.nicovideo.jp` where the filename extension for the first image would be used for all others
- Removed support for old configuration paths on Windows
- Removed several modules:
- `mangamint`: site is down
- `whentai`: now requires account with VIP status for original images
- `kissmanga`: encrypted image URLs (will be re-added later)