ActivityPub errata

Errata for ActivityPub.

• Section 6.11 should read, "Federated servers SHOULD perform delivery on all Activities posted to the outbox according to outbox delivery. Servers MAY filter activities for privacy, abuse mitigation, or other reasons."

• Section 7.1.1 should read: "When objects are received in the outbox (for servers which support both Client to Server interactions and Server to Server Interactions), the server SHOULD target and deliver to: The to, bto, cc, bcc or audience fields if their values are individuals or Collections owned by the actor. Servers MAY filter activities for privacy, abuse mitigation, or other reasons."

• Section 5 should read, 'These OrderedCollection objects MUST be ordered consistently in reverse chronological order. Collections defined in other vocabularies, including extensions, are not subject to this requirement and can be unordered or ordered by other criteria.'

• The note at the end of Section 4.1 should read, "Properties containing natural language values, such as name or summary, make use of natural language support defined in ActivityStreams."