Merge pull request #48 from orxfun/upgrade-pinned-vec-3.21

Upgrade pinned vec 3.21

Merge pull request #47 from orxfun/upgrade-pinned-vec-3.18

upgrade pinned vec 3.18

Merge pull request #46 from orxfun/upgrade-pinned-vec-dependencies

Upgrade pinned vec dependencies

Merge pull request #45 from orxfun/new-pinned-vector-versions

New pinned vector versions

Merge pull request #44 from orxfun/collection-and-concurrency-support

Collection and concurrency support

Merge pull request #43 from orxfun/Upgrade-PseudoDefault-dependency

Upgrade PseudoDefault dependency

Merge pull request #41 from orxfun/dual-license

dual license

Merge pull request #40 from orxfun/Use-of-Collection-constrained-Pinn…

…edVecs

Use-of-Collection-constrained-PinnedVecs

Merge pull request #39 from orxfun/serde-feature

Serde feature

Merge pull request #33 from orxfun/upgraded-pinned-vector-deps

upgraded-pinned-vector-deps