v3.18.1
* Revert "Update `allocator-api2` to v0.3 (#271)" This reverts commit 86aaa107b8bd1597e05744a2701bcac80c15b0cc. This was a breaking change. * Bump to version 3.18.1
* Revert "Update `allocator-api2` to v0.3 (#271)" This reverts commit 86aaa107b8bd1597e05744a2701bcac80c15b0cc. This was a breaking change. * Bump to version 3.18.1