Miscellaneous fixes and changes for 1.0.2 [#3154]
- Closes #3154 (closed).
- Fixes an issue with recording signatures.
- Fixes improper forwarding of synthetic transactions.
- Allows updates to the authority set of network accounts.
- Fixes an issue with recording the transaction initiator.
- Rejects malformed envelopes.
- Stops adding empty burns to the ACME token issuer.
Changelog: fix