1.5.3

Release v1.5.2

Release v1.5.1 (#51)

Bugfix for v1.5.0, fixing the v2 detection logic.

Release v1.5.0 (#48)

Release v1.5.0 with support for cgroups2.

In addition to the tests, I've deployed this change to a staging machine
internally to verify that it doesn't break cgroups v1 for us.

Refs GO-1322

Prepare to release v1.2.0

Prepare to release v1.1.0 (#9)

Update changelog and version constant.

Prepare for v1.0.0 (#5)