v0.4.0

What's Changed

• 0.3.0 by @freke in #13
• ER0J6KM: an SSU2 session no longer retains identity material it is not using by @freke in #14
• 98GAVQK: cover connect_via_introducer/5, and fix the three defects it found by @freke in #15
• EK2KTKP: a test fixture no longer ships, and the release is checked for the next one by @freke in #16
• Fix NTCP2 flood stall under CI load by @freke in #17
• Fix NTCP2 outbound byte accounting race under load by @freke in #18
• Test hygiene: pure EUnit only, CT/Proper boundaries by @freke in #19
• EPQVQA7: gate the re-flood on the DatabaseStore reply token by @freke in #20
• SMD2V01: parity.md stops billing the shipped Charlie hole punch as 1.0.0 work by @freke in #21
• 13EY2MQ: the floodfill index, with the alias fields gone and test coverage by @freke in #22
• 9TN7XF2: use the reply token as the DeliveryStatus message id by @freke in #23
• 0JJ375C: hot-flip the dial transport preference without a restart by @freke in #24
• PJZZFKR: isolate the eunit layer's shared-state cases by @freke in #25
• BFKFGY0: Bob rejects ungranted session tokens, grants via Retry by @freke in #26
• Fix flaky addressbook cap test by @freke in #28
• 0.4.0: release notes and version bump by @freke in #27
• 0.4.0: cut the release by @freke in #29

Full Changelog: v0.3.0...v0.4.0