Weekly github digest (HTML specs)

Issues
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* w3c/html (+2/-2/💬1)
  2 issues created:
  - Script data double escape state - can anyone remember the rationale? (by hitsthings)
    https://github.com/w3c/html/issues/1617 
  - Add <container> element (by dawidgarus)
    https://github.com/w3c/html/issues/1616 

  1 issues received 1 new comments:
  - #1500 Separate out document.open() method declaration definitions (1 by scottaohara)
    https://github.com/w3c/html/issues/1500 [WHATWG Port] [editorial] 

  2 issues closed:
  - abbr attribute of th element described without example. [was: Issue #1363] https://github.com/w3c/html/issues/1526 
  - Editorial: create example of heading within legend https://github.com/w3c/html/issues/1573 [editorial] [good first issue] 

* w3c/html-aam (+0/-0/💬3)
  1 issues received 3 new comments:
  - #145 Unclear which legend element to be used as accessible name for fieldset (3 by zcorpan)
    https://github.com/w3c/html-aam/issues/145 



Pull requests
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* w3c/html (+0/-2/💬0)
  2 pull requests merged:
  - Editorial: add th abbr example
    https://github.com/w3c/html/pull/1614 [editorial] 
  - Editorial: add heading within legend example
    https://github.com/w3c/html/pull/1613 [editorial] 

* w3c/html-aam (+1/-0/💬0)
  1 pull requests submitted:
  - Clarify which legend/figcaption/caption element to use (by zcorpan)
    https://github.com/w3c/html-aam/pull/146 


Repositories tracked by this digest:
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* https://github.com/w3c/html
* https://github.com/w3c/html-aam
* https://github.com/w3c/html-aria
* https://github.com/w3c/html-extensions
* https://github.com/w3c/html-landscape
* https://github.com/w3c/html-reference
* https://github.com/w3c/aria-in-html