Weekly github digest (Web Platform WG specs)

Issues
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* w3c/webcomponents (+1/-0/💬2)
  1 issues created:
  - [idea] Make ElementInternals.states writable like Element.classList (by myateznik)
    https://github.com/w3c/webcomponents/issues/862 

  2 issues received 2 new comments:
  - #861 Why do we need a registry? (1 by frank-dspeed)
    https://github.com/w3c/webcomponents/issues/861 
  - #716 Scoped Custom Element Registries (1 by frank-dspeed)
    https://github.com/w3c/webcomponents/issues/716 [custom-elements] [needs concrete proposal] 

* w3c/editing (+0/-1/💬1)
  1 issues received 1 new comments:
  - #150 Removal of browser built-in Undo stack functionality from contenteditable (1 by johanneswilm)
    https://github.com/w3c/editing/issues/150 

  1 issues closed:
  - poll: preference for audio calls https://github.com/w3c/editing/issues/222 



Pull requests
-------------
* w3c/uievents (+3/-3/💬4)
  3 pull requests submitted:
  - index.html: rebuild (by vapier)
    https://github.com/w3c/uievents/pull/256 
  - fix link markdown typo (by vapier)
    https://github.com/w3c/uievents/pull/255 
  - build.py: get it working under Python 3 (by vapier)
    https://github.com/w3c/uievents/pull/254 

  3 pull requests received 4 new comments:
  - #256 index.html: rebuild (2 by garykac, vapier)
    https://github.com/w3c/uievents/pull/256 
  - #255 fix link markdown typo (1 by garykac)
    https://github.com/w3c/uievents/pull/255 
  - #254 build.py: get it working under Python 3 (1 by garykac)
    https://github.com/w3c/uievents/pull/254 

  3 pull requests merged:
  - index.html: rebuild
    https://github.com/w3c/uievents/pull/256 
  - fix link markdown typo
    https://github.com/w3c/uievents/pull/255 
  - build.py: get it working under Python 3
    https://github.com/w3c/uievents/pull/254 


Repositories tracked by this digest:
-----------------------------------
* https://github.com/w3c/webcomponents
* https://github.com/w3c/FileAPI
* https://github.com/w3c/filesystem-api
* https://github.com/w3c/gamepad
* https://github.com/w3c/manifest
* https://github.com/w3c/manifest-csp
* https://github.com/w3c/pointerlock
* https://github.com/w3c/push-api
* https://github.com/w3c/screen-orientation
* https://github.com/w3c/workers
* https://github.com/w3c/websockets
* https://github.com/w3c/webmessaging
* https://github.com/w3c/webstorage
* https://github.com/w3c/eventsource
* https://github.com/w3c/ime-api
* https://github.com/w3c/uievents
* https://github.com/w3c/uievents-code
* https://github.com/w3c/uievents-key
* https://github.com/w3c/clipboard-apis
* https://github.com/w3c/editing
* https://github.com/w3c/selection-api
* https://github.com/w3c/input-events
* https://github.com/w3c/microdata
* https://github.com/w3c/2dcontext
* https://github.com/w3c/DOM-Parsing
* https://github.com/w3c/dom