Pragy-dl

* Temporarily disable MacOS Build

* [youtube] **Fix throttling by decrypting n-sig**
* Merging extractors from [haruhi-dl](https://git.sakamoto.pl/laudom/haruhi-dl) by [selfisekai](https://github.com/selfisekai)
* [extractor] Add `_search_nextjs_data`
* [tvp] Fix extractors
* [tvp] Add TVPStreamIE
* [wppilot] Add extractors
* [polskieradio] Add extractors
* [radiokapital] Add extractors
* [polsatgo] Add extractor by [selfisekai](https://github.com/selfisekai), [sdomi](https://github.com/sdomi)
* Separate `--check-all-formats` from `--check-formats`
* Approximate filesize from bitrate
* Don't create console in `windows_enable_vt_mode`
* Fix bug in `--load-infojson` of playlists
* [minicurses] Add colors to `-F` and standardize color-printing code
* [outtmpl] Add type `link` for internet shortcut files
* [outtmpl] Add alternate forms for `q` and `j`
* [outtmpl] Do not traverse `None`
* [fragment] Fix progress display in fragmented downloads
* [downloader/ffmpeg] Fix vtt download with ffmpeg
* [ffmpeg] Detect presence of setts and libavformat version
* [ExtractAudio] Rescale `--audio-quality` correctly by [CrypticSignal](https://github.com/CrypticSignal), [pukkandan](https://github.com/pukkandan)
* [ExtractAudio] Use `libfdk_aac` if available by [CrypticSignal](https://github.com/CrypticSignal)
* [FormatSort] `eac3` is better than `ac3`
* [FormatSort] Fix some fields' defaults
* [generic] Detect more json_ld
* [generic] parse jwplayer with only the json URL
* [extractor] Add keyword automatically to SearchIE descriptions
* [extractor] Fix some errors being converted to `ExtractorError`
* [utils] Add `join_nonempty`
* [utils] Add `jwt_decode_hs256` by [Ashish0804](https://github.com/Ashish0804)
* [utils] Create `DownloadCancelled` exception
* [utils] Parse `vp09` as vp9
* [utils] Sanitize URL when determining protocol
* [test/download] Fallback test to `bv`
* [docs] Minor documentation improvements
* [cleanup] Improvements to error and debug messages
* [cleanup] Minor fixes and cleanup
* [3speak] Add extractors by [Ashish0804](https://github.com/Ashish0804)
* [AmazonStore] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [Gab] Add extractor by [u-spec-png](https://github.com/u-spec-png)
* [mediaset] Add playlist support by [nixxo](https://github.com/nixxo)
* [MLSScoccer] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [N1] Add support for nova.rs by [u-spec-png](https://github.com/u-spec-png)
* [PlanetMarathi] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [RaiplayRadio] Add extractors by [frafra](https://github.com/frafra)
* [roosterteeth] Add series extractor
* [sky] Add `SkyNewsStoryIE` by [ajj8](https://github.com/ajj8)
* [youtube] Fix sorting for some videos
* [youtube] Populate `thumbnail` with the best "known" thumbnail
* [youtube] Refactor itag processing
* [youtube] Remove unnecessary no-playlist warning
* [youtube:tab] Add Invidious list for playlists/channels by [rhendric](https://github.com/rhendric)
* [Bilibili:comments] Fix infinite loop by [u-spec-png](https://github.com/u-spec-png)
* [ceskatelevize] Fix extractor by [flashdagger](https://github.com/flashdagger)
* [Coub] Fix media format identification by [wlritchi](https://github.com/wlritchi)
* [crunchyroll] Add extractor-args `language` and `hardsub`
* [DiscoveryPlus] Allow language codes in URL
* [imdb] Fix thumbnail by [ozburo](https://github.com/ozburo)
* [instagram] Add IOS URL support by [u-spec-png](https://github.com/u-spec-png)
* [instagram] Improve login code by [u-spec-png](https://github.com/u-spec-png)
* [Instagram] Improve metadata extraction by [u-spec-png](https://github.com/u-spec-png)
* [iPrima] Fix extractor by [stanoarn](https://github.com/stanoarn)
* [itv] Add support for ITV News by [ajj8](https://github.com/ajj8)
* [la7] Fix extractor by [nixxo](https://github.com/nixxo)
* [linkedin] Don't login multiple times
* [mtv] Fix some videos by [Sipherdrakon](https://github.com/Sipherdrakon)
* [Newgrounds] Fix description by [u-spec-png](https://github.com/u-spec-png)
* [Nrk] Minor fixes by [fractalf](https://github.com/fractalf)
* [Olympics] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [piksel] Fix sorting
* [twitter] Do not sort by codec
* [viewlift] Add cookie-based login and series support by [Ashish0804](https://github.com/Ashish0804), [pukkandan](https://github.com/pukkandan)
* [vimeo] Detect source extension and misc cleanup by [flashdagger](https://github.com/flashdagger)
* [vimeo] Fix ondemand videos and direct URLs with hash
* [vk] Fix login and add subtitles by [kaz-us](https://github.com/kaz-us)
* [VLive] Add upload_date and thumbnail by [Ashish0804](https://github.com/Ashish0804)
* [VRT] Fix login by [pgaig](https://github.com/pgaig)
* [Vupload] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [wakanim] Add support for MPD manifests by [nyuszika7h](https://github.com/nyuszika7h)
* [wakanim] Detect geo-restriction by [nyuszika7h](https://github.com/nyuszika7h)
* [ZenYandex] Fix extractor by [u-spec-png](https://github.com/u-spec-png)

* [build] Improvements
* Build standalone MacOS packages by [smplayer-dev](https://github.com/smplayer-dev)
* Release windows exe built with `py2exe`
* Enable lazy-extractors in releases
* Set env var `YTDLP_NO_LAZY_EXTRACTORS` to forcefully disable this (experimental)
* Clean up error reporting in update
* Refactor `pyinst.py`, misc cleanup and improve docs
* [docs] Migrate issues to use forms by [Ashish0804](https://github.com/Ashish0804)
* [downloader] **Fix slow progress hooks**
* This was causing HLS/DASH downloads to be extremely slow in some situations
* [downloader/ffmpeg] Improve simultaneous download and merge
* [EmbedMetadata] Allow overwriting all default metadata with `meta_default` key
* [ModifyChapters] Add ability for `--remove-chapters` to remove sections by timestamp
* [utils] Allow duration strings in `--match-filter`
* Add HDR information to formats
* Add negative option `--no-batch-file` by [Zirro](https://github.com/Zirro)
* Calculate more fields for merged formats
* Do not verify thumbnail URLs unless `--check-formats` is specified
* Don't create console for subprocesses on Windows
* Fix `--restrict-filename` when used with default template
* Fix `check_formats` output being written to stdout when `-qv`
* Fix bug in storyboards
* Fix conflict b/w id and ext in format selection
* Fix verbose head not showing custom configs
* Load archive only after printing verbose head
* Make `duration_string` and `resolution` available in --match-filter
* Re-implement deprecated option `--id`
* Reduce default `--socket-timeout`
* Write verbose header to logger
* [outtmpl] Fix bug in expanding environment variables
* [cookies] Local State should be opened as utf-8
* [extractor,utils] Detect more codecs/mimetypes
* [extractor] Detect `EXT-X-KEY` Apple FairPlay
* [utils] Use `importlib` to load plugins by [sulyi](https://github.com/sulyi)
* [http] Retry on socket timeout and show the last encountered error
* [fragment] Print error message when skipping fragment
* [aria2c] Fix `--skip-unavailable-fragment`
* [SponsorBlock] Obey `extractor-retries` and `sleep-requests`
* [Merger] Do not add `aac_adtstoasc` to non-hls audio
* [ModifyChapters] Do not mutate original chapters by [nihil-admirari](https://github.com/nihil-admirari)
* [devscripts/run_tests] Use markers to filter tests by [sulyi](https://github.com/sulyi)
* [7plus] Add cookie based authentication by [nyuszika7h](https://github.com/nyuszika7h)
* [AdobePass] Fix RCN MSO by [jfogelman](https://github.com/jfogelman)
* [CBC] Fix Gem livestream by [makeworld-the-better-one](https://github.com/makeworld-the-better-one)
* [CBC] Support CBC Gem member content by [makeworld-the-better-one](https://github.com/makeworld-the-better-one)
* [crunchyroll] Add season to flat-playlist
* [crunchyroll] Add support for `beta.crunchyroll` URLs and fix series URLs with language code
* [EUScreen] Add Extractor by [Ashish0804](https://github.com/Ashish0804)
* [Gronkh] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [hidive] Fix typo
* [Hotstar] Mention Dynamic Range in `format_id` by [Ashish0804](https://github.com/Ashish0804)
* [Hotstar] Raise appropriate error for DRM
* [instagram] Add login by [u-spec-png](https://github.com/u-spec-png)
* [instagram] Show appropriate error when login is needed
* [microsoftstream] Add extractor by [damianoamatruda](https://github.com/damianoamatruda), [nixklai](https://github.com/nixklai)
* [on24] Add extractor by [damianoamatruda](https://github.com/damianoamatruda)
* [patreon] Fix vimeo player regex by [zenerdi0de](https://github.com/zenerdi0de)
* [SkyNewsAU] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [tagesschau] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [tbs] Add tbs live streams by [llacb47](https://github.com/llacb47)
* [tiktok] Fix typo and update tests
* [trovo] Support channel clips and VODs by [Ashish0804](https://github.com/Ashish0804)
* [Viafree] Add support for Finland by [18928172992817182](https://github.com/18928172992817182)
* [vimeo] Fix embedded `player.vimeo`
* [vlive:channel] Fix extraction by [kikuyan](https://github.com/kikuyan), [pukkandan](https://github.com/pukkandan)
* [youtube] Add auto-translated subtitles
* [youtube] Expose different formats with same itag
* [youtube:comments] Fix for new layout by [coletdjnz](https://github.com/coletdjnz)
* [cleanup] Cleanup bilibili code by [pukkandan](https://github.com/pukkandan), [u-spec-png](https://github.com/u-spec-png)
* [cleanup] Remove broken youtube login code
* [cleanup] Standardize timestamp formatting code
* [cleanup] Generalize `getcomments` implementation for extractors
* [cleanup] Simplify search extractors code
* [cleanup] misc

* [downloader/ffmpeg] Fix bug in initializing `FFmpegPostProcessor`
* [minicurses] Fix when printing to file
* [downloader] Fix throttledratelimit
* [francetv] Fix extractor by [fstirlitz](https://github.com/fstirlitz), [sarnoud](https://github.com/sarnoud)
* [NovaPlay] Add extractor by [Bojidarist](https://github.com/Bojidarist)
* [ffmpeg] Revert "Set max probesize" - No longer needed
* [docs] Remove incorrect dependency on VC++10
* [build] Allow to release without changelog

* Improved progress reporting
* Separate `--console-title` and `--no-progress`
* Add option `--progress` to show progress-bar even in quiet mode
* Fix and refactor `minicurses` and use it for all progress reporting
* Standardize use of terminal sequences and enable color support for windows 10
* Add option `--progress-template` to customize progress-bar and console-title
* Add postprocessor hooks and progress reporting
* [postprocessor] Add plugin support with option `--use-postprocessor`
* [extractor] Extract storyboards from SMIL manifests by [fstirlitz](https://github.com/fstirlitz)
* [outtmpl] Alternate form of format type `l` for `\n` delimited list
* [outtmpl] Format type `U` for unicode normalization
* [outtmpl] Allow empty output template to skip a type of file
* Merge webm formats into mkv if thumbnails are to be embedded
* [adobepass] Add RCN as MSO by [jfogelman](https://github.com/jfogelman)
* [ciscowebex] Add extractor by [damianoamatruda](https://github.com/damianoamatruda)
* [Gettr] Add extractor by [i6t](https://github.com/i6t)
* [GoPro] Add extractor by [i6t](https://github.com/i6t)
* [N1] Add extractor by [u-spec-png](https://github.com/u-spec-png)
* [Theta] Add video extractor by [alerikaisattera](https://github.com/alerikaisattera)
* [Veo] Add extractor by [i6t](https://github.com/i6t)
* [Vupload] Add extractor by [u-spec-png](https://github.com/u-spec-png)
* [bbc] Extract better quality videos by [ajj8](https://github.com/ajj8)
* [Bilibili] Add subtitle converter by [u-spec-png](https://github.com/u-spec-png)
* [CBC] Cleanup tests by [makeworld-the-better-one](https://github.com/makeworld-the-better-one)
* [Douyin] Rewrite extractor by [MinePlayersPE](https://github.com/MinePlayersPE)
* [Funimation] Fix for /v/ urls by [pukkandan](https://github.com/pukkandan), [Jules-A](https://github.com/Jules-A)
* [Funimation] Sort formats according to the relevant extractor-args
* [Hidive] Fix duplicate and incorrect formats
* [HotStarSeries] Fix cookies by [Ashish0804](https://github.com/Ashish0804)
* [LinkedInLearning] Add subtitles by [Ashish0804](https://github.com/Ashish0804)
* [Mediaite] Relax valid url by [coletdjnz](https://github.com/coletdjnz)
* [Newgrounds] Add age_limit and fix duration by [u-spec-png](https://github.com/u-spec-png)
* [Newgrounds] Fix view count on songs by [u-spec-png](https://github.com/u-spec-png)
* [parliamentlive.tv] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [PolskieRadio] Fix extractors by [jakubadamw](https://github.com/jakubadamw), [u-spec-png](https://github.com/u-spec-png)
* [reddit] Add embedded url by [u-spec-png](https://github.com/u-spec-png)
* [reddit] Fix 429 by generating a random `reddit_session` by [AjaxGb](https://github.com/AjaxGb)
* [Rumble] Add RumbleChannelIE by [Ashish0804](https://github.com/Ashish0804)
* [soundcloud:playlist] Detect last page correctly
* [SovietsCloset] Add duration from m3u8 by [ChillingPepper](https://github.com/ChillingPepper)
* [Streamable] Add codecs by [u-spec-png](https://github.com/u-spec-png)
* [vidme] Remove extractor by [alerikaisattera](https://github.com/alerikaisattera)
* [youtube:tab] Fallback to API when webpage fails to download by [coletdjnz](https://github.com/coletdjnz)
* [youtube] Fix non-fatal errors in fetching player
* Fix `--flat-playlist` when neither IE nor id is known
* Fix `-f mp4` behaving differently from youtube-dl
* Workaround for bug in `ssl.SSLContext.load_default_certs`
* [aes] Improve performance slightly by [sulyi](https://github.com/sulyi)
* [cookies] Fix keyring fallback by [mbway](https://github.com/mbway)
* [embedsubtitle] Fix error when duration is unknown
* [ffmpeg] Fix error when subtitle file is missing
* [ffmpeg] Set max probesize to workaround AAC HLS stream issues by [shirt](https://github.com/shirt-dev)
* [FixupM3u8] Remove redundant run if merged is needed
* [hls] Fix decryption issues by [shirt](https://github.com/shirt-dev), [pukkandan](https://github.com/pukkandan)
* [http] Respect user-provided chunk size over extractor's
* [utils] Let traverse_obj accept functions as keys
* [docs] Add note about our custom ffmpeg builds
* [docs] Write embedding and contributing documentation by [pukkandan](https://github.com/pukkandan), [timethrow](https://github.com/timethrow)
* [update] Check for new version even if not updateable
* [build] Add more files to the tarball
* [build] Allow building with py2exe (and misc fixes)
* [build] Use pycryptodomex by [shirt](https://github.com/shirt-dev), [pukkandan](https://github.com/pukkandan)
* [cleanup] Some minor refactoring, improve docs and misc cleanup

* Add new option `--netrc-location`
* [outtmpl] Allow alternate fields using `,`
* [outtmpl] Add format type `B` to treat the value as bytes, e.g. to limit the filename to a certain number of bytes
* Separate the options `--ignore-errors` and `--no-abort-on-error`
* Basic framework for simultaneous download of multiple formats by [nao20010128nao](https://github.com/nao20010128nao)
* [17live] Add 17.live extractor by [nao20010128nao](https://github.com/nao20010128nao)
* [bilibili] Add BiliIntlIE and BiliIntlSeriesIE by [Ashish0804](https://github.com/Ashish0804)
* [CAM4] Add extractor by [alerikaisattera](https://github.com/alerikaisattera)
* [Chingari] Add extractors by [Ashish0804](https://github.com/Ashish0804)
* [CGTN] Add extractor by [chao813](https://github.com/chao813)
* [damtomo] Add extractor by [nao20010128nao](https://github.com/nao20010128nao)
* [gotostage] Add extractor by [poschi3](https://github.com/poschi3)
* [Koo] Add extractor by [Ashish0804](https://github.com/Ashish0804)
* [Mediaite] Add Extractor by [Ashish0804](https://github.com/Ashish0804)
* [Mediaklikk] Add Extractor by [tmarki](https://github.com/tmarki), [mrx23dot](https://github.com/mrx23dot), [coletdjnz](https://github.com/coletdjnz)
* [MuseScore] Add Extractor by [Ashish0804](https://github.com/Ashish0804)
* [Newgrounds] Add NewgroundsUserIE and improve extractor by [u-spec-png](https://github.com/u-spec-png)
* [nzherald] Add NZHeraldIE by [coletdjnz](https://github.com/coletdjnz)
* [Olympics] Add replay extractor by [Ashish0804](https://github.com/Ashish0804)
* [Peertube] Add channel and playlist extractors by [u-spec-png](https://github.com/u-spec-png)
* [radlive] Add extractor by [nyuszika7h](https://github.com/nyuszika7h)
* [SovietsCloset] Add extractor by [ChillingPepper](https://github.com/ChillingPepper)
* [Streamanity] Add Extractor by [alerikaisattera](https://github.com/alerikaisattera)
* [Theta] Add extractor by [alerikaisattera](https://github.com/alerikaisattera)
* [Yandex] Add ZenYandexIE and ZenYandexChannelIE by [Ashish0804](https://github.com/Ashish0804)
* [9Now] handle episodes of series by [dalanmiller](https://github.com/dalanmiller)
* [AnimalPlanet] Fix extractor by [Sipherdrakon](https://github.com/Sipherdrakon)
* [Arte] Improve description extraction by [renalid](https://github.com/renalid)
* [atv.at] Use jwt for API by [NeroBurner](https://github.com/NeroBurner)
* [brightcove] Extract subtitles from manifests
* [CBC] Fix CBC Gem extractors by [makeworld-the-better-one](https://github.com/makeworld-the-better-one)
* [cbs] Report appropriate error for DRM
* [comedycentral] Support `collection-playlist` by [nixxo](https://github.com/nixxo)
* [DIYNetwork] Support new format by [Sipherdrakon](https://github.com/Sipherdrakon)
* [downloader/niconico] Pass custom headers by [nao20010128nao](https://github.com/nao20010128nao)
* [dw] Fix extractor
* [Fancode] Fix live streams by [zenerdi0de](https://github.com/zenerdi0de)
* [funimation] Fix for locations outside US by [Jules-A](https://github.com/Jules-A), [pukkandan](https://github.com/pukkandan)
* [globo] Fix GloboIE by [Ashish0804](https://github.com/Ashish0804)
* [HiDive] Fix extractor by [Ashish0804](https://github.com/Ashish0804)
* [Hotstar] Add referer for subs by [Ashish0804](https://github.com/Ashish0804)
* [itv] Fix extractor, add subtitles and thumbnails by [coletdjnz](https://github.com/coletdjnz), [sleaux-meaux](https://github.com/sleaux-meaux), [Vangelis66](https://github.com/Vangelis66)
* [lbry] Show error message from API response
* [Mxplayer] Use mobile API by [Ashish0804](https://github.com/Ashish0804)
* [NDR] Rewrite NDRIE by [Ashish0804](https://github.com/Ashish0804)
* [Nuvid] Fix extractor by [u-spec-png](https://github.com/u-spec-png)
* [Oreilly] Handle new web url by [MKSherbini](https://github.com/MKSherbini)
* [pbs] Fix subtitle extraction by [coletdjnz](https://github.com/coletdjnz), [gesa](https://github.com/gesa), [raphaeldore](https://github.com/raphaeldore)
* [peertube] Update instances by [u-spec-png](https://github.com/u-spec-png)
* [plutotv] Fix extractor for URLs with `/en`
* [reddit] Workaround for 429 by redirecting to old.reddit.com
* [redtube] Fix exts
* [soundcloud] Make playlist extraction lazy
* [soundcloud] Retry playlist pages on `502` error and update `_CLIENT_ID`
* [southpark] Fix SouthParkDE by [coletdjnz](https://github.com/coletdjnz)
* [SovietsCloset] Fix playlists for games with only named categories by [ConquerorDopy](https://github.com/ConquerorDopy)
* [SpankBang] Fix uploader by [f4pp3rk1ng](https://github.com/f4pp3rk1ng), [coletdjnz](https://github.com/coletdjnz)
* [tiktok] Use API to fetch higher quality video by [MinePlayersPE](https://github.com/MinePlayersPE), [llacb47](https://github.com/llacb47)
* [TikTokUser] Fix extractor using mobile API by [MinePlayersPE](https://github.com/MinePlayersPE), [llacb47](https://github.com/llacb47)
* [videa] Fix some extraction errors by [nyuszika7h](https://github.com/nyuszika7h)
* [VrtNU] Handle login errors by [llacb47](https://github.com/llacb47)
* [vrv] Don't raise error when thumbnails are missing
* [youtube] Cleanup authentication code by [coletdjnz](https://github.com/coletdjnz)
* [youtube] Fix `--mark-watched` with `--cookies-from-browser`
* [youtube] Improvements to JS player extraction and add extractor-args to skip it by [coletdjnz](https://github.com/coletdjnz)
* [youtube] Retry on 'Unknown Error' by [coletdjnz](https://github.com/coletdjnz)
* [youtube] Return full URL instead of just ID
* [youtube] Warn when trying to download clips
* [zdf] Improve format sorting
* [zype] Extract subtitles from the m3u8 manifest by [fstirlitz](https://github.com/fstirlitz)
* Allow `--force-write-archive` to work with `--flat-playlist`
* Download subtitles in order of `--sub-langs`
* Allow `0` in `--playlist-items`
* Handle more playlist errors with `-i`
* Fix `--no-get-comments`
* Fix `extra_info` being reused across runs
* Fix compat options `no-direct-merge` and `playlist-index`
* Dump files should obey `--trim-filename` by [sulyi](https://github.com/sulyi)
* [aes] Add `aes_gcm_decrypt_and_verify` by [sulyi](https://github.com/sulyi), [pukkandan](https://github.com/pukkandan)
* [aria2c] Fix IV for some AES-128 streams by [shirt](https://github.com/shirt-dev)
* [compat] Don't ignore `HOME` (if set) on windows
* [cookies] Make browser names case insensitive
* [cookies] Print warning for cookie decoding error only once
* [extractor] Fix root-relative URLs in MPD by [DigitalDJ](https://github.com/DigitalDJ)
* [ffmpeg] Add `aac_adtstoasc` when merging if needed
* [fragment,aria2c] Generalize and refactor some code
* [fragment] Avoid repeated request for AES key
* [fragment] Fix range header when using `-N` and media sequence by [shirt](https://github.com/shirt-dev)
* [hls,aes] Fallback to native implementation for AES-CBC and detect `Cryptodome` in addition to `Crypto`
* [hls] Byterange + AES128 is supported by native downloader
* [ModifyChapters] Improve sponsor chapter merge algorithm by [nihil-admirari](https://github.com/nihil-admirari)
* [ModifyChapters] Minor fixes
* [WebVTT] Adjust parser to accommodate PBS subtitles
* [utils] Improve `extract_timezone` by [dirkf](https://github.com/dirkf)
* [options] Fix `--no-config` and refactor reading of config files
* [options] Strip spaces and ignore empty entries in list-like switches
* [test/cookies] Improve logging
* [build] Automate more of the release process by [animelover1984](https://github.com/animelover1984), [pukkandan](https://github.com/pukkandan)
* [build] Fix sha256 by [nihil-admirari](https://github.com/nihil-admirari)
* [build] Bring back brew taps by [nao20010128nao](https://github.com/nao20010128nao)
* [build] Provide `--onedir` zip for windows
* [cleanup,docs] Add deprecation warning in docs for some counter intuitive behaviour
* [cleanup] Fix line endings for `nebula.py` by [glenn-slayden](https://github.com/glenn-slayden)
* [cleanup] Improve `make clean-test` by [sulyi](https://github.com/sulyi)
* [cleanup] Misc