v0.0.44: Merge pull request #50 from TogetherCrew/49-announcement-feature-sent…
…messagetochannel-event-and-announcement-message-choreographies 49 announcement feature sentmessagetochannel event and announcement message choreographies
…messagetochannel-event-and-announcement-message-choreographies 49 announcement feature sentmessagetochannel event and announcement message choreographies