Update delivery state of messages

Briar Headless still lacks web events of delivery state changes, therefore !68 (merged) doesn't update delivery states automatically.

added T: feature label

mentioned in commit d458d5e5

mentioned in commit 859cbe62

mentioned in issue briar#1779 (closed)

mentioned in commit briar@06bf045f

mentioned in merge request briar!1284 (merged)

mentioned in commit briar@9381c90c

mentioned in commit briar@c9e94f33

mentioned in commit briar@7fab9b6d

mentioned in commit briar@6e9052aa

mentioned in commit briar@bacbc0e9

mentioned in commit briar@8c2f083f

mentioned in commit briar@6c85879e

mentioned in commit briar@1b2be442

mentioned in commit briar@a932c4ce

mentioned in commit briar@1a90028f

mentioned in commit briar@8a19e632

mentioned in commit briar@63d3a78d

mentioned in commit 3f950a58

mentioned in commit 3425eb8a

mentioned in commit f48ed5e1

changed milestone to %GTK Next

mentioned in issue #80

marked this issue as related to #80

With #80 we can simply trigger a redraw upon each message arrival. Therefore, marking this a S: blocked for now.

added S: blocked label

removed milestone %GTK Next