[w3c/webpayments-methods-card] Add privacy and security considerations (#7)

* Added short section based on
https://github.com/w3c/webpayments-methods-card/issues/2#issuecomment-23
8986060

* Also corrected 2 heading levels
You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/webpayments-methods-card/pull/7

-- Commit Summary --

  * Add privacy and security considerations

-- File Changes --

    M index.html (14)

-- Patch Links --

https://github.com/w3c/webpayments-methods-card/pull/7.patch
https://github.com/w3c/webpayments-methods-card/pull/7.diff

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/w3c/webpayments-methods-card/pull/7