[208] improve resending of rate-limited messages
increase rate limit interval to accomodate 60 second bucket thing
prevent deserialization errors on rate limit resends
- we wrongly assumed n + 1th inbound messages were already formated as outbound messages so didn't parse them to outbound messages
- but that was wrong!
- so we now parse every message to an outbound message, which prevents the deserialization error
co-authored-by: aguestuseraguestuser@riseup.net
Closes #208 (closed)