[push-api] Clarify subscription relationships, lifecycle, and uniqueness. (#112)

You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/push-api/pull/112

-- Commit Summary --

  * Clarify subscription relationships, lifecycle, and uniqueness.

-- File Changes --

    M index.html (135)

-- Patch Links --

https://github.com/w3c/push-api/pull/112.patch
https://github.com/w3c/push-api/pull/112.diff

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Reply to this email directly or view it on GitHub:
https://github.com/w3c/push-api/pull/112