Arnaud Geiser

Attempt to provide correct API for multipart resources management

7

## Description This PR takes the commits from the `1.0.0` branch related to multipart requests and add some tests around it : [Attempt to provide correct API for multipart resources...

[pools] Allow adjustment by 1

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I assume this is not intentional – pool will not adjust upwards if the adjustment value for a key is exactly 1. Not critical, but slightly annoying. Co-authored-by: alexander-yakushev

## Description `awaitTermination` should return false if latch timed out Fixes #29