Auto-accept remote Deletes

[fauno]

On distributed-press-api-client I hardcoded a 1MiB limit to responses to prevent being zip bombed and today the response for @sutty@sutty.nl inbox was failing because it contains 4608 Delete activities xD

I think SI should:

• Auto-accept remote Deletes
• Send an onapprove hook so the CMS can delete locally

Related #159 #163

[fauno]

Note: The 1MiB hard-limit came from Mastodon

[sutty-coop]

@fauno debería pasarle la información a Agus para que pueda abordar este issue

[sutty-coop]

I checked with Agus on July 11th and they said this is pending. I'll update estimated completion date by end of July.

CHANGES: Mauve mentions that we ignore deletes related to Actors we've been before. This helps avoid SPAM from Mastodon

TO-DO:

• respect the delete to remove notes from deleted users and for deleted activities