[permissions] Let each permission refine its algorithms and store data. (#66)

This is far from ready to commit, but I want to let you see it asap so you can fix my direction if I'm going the wrong way.

My goal here is to let Web Bluetooth use the permissions API.
You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/permissions/pull/66

-- Commit Summary --

  * Run Tidy.
  * Permission Storage Entries must be subclassable.
  * Sketch a way to store extra data for each permission,

-- File Changes --

    M index.html (404)

-- Patch Links --

https://github.com/w3c/permissions/pull/66.patch
https://github.com/w3c/permissions/pull/66.diff

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Reply to this email directly or view it on GitHub:
https://github.com/w3c/permissions/pull/66