Hi,

this PR upgrades to AssertJ 3.15.0 and already makes use of the new duration assertions (in separate commits though).

Let me know what you think. Cheers, Christoph

Comment From: dreis2211

Wait a bit @snicoll . I see one breaking test. Sorry

Comment From: snicoll

You know I am actually reviewing before merging right? :-)

Comment From: dreis2211

Me too - better that you only need to review the corrected version once ;-)

Comment From: snicoll

Cheers Christoph, saw the announcement of the release in my feed yesterday but you beat me to it again :-)

Comment From: dreis2211

I saw it because you retweeted it 😆