* add Hooks _afterTokenTransfer

* avoid duplicate call to _asSingleton

* add changelog entry

* update changelog link to PR

* Update CHANGELOG.md

Co-authored-by: Francisco Giordano <frangio.1@gmail.com>

Co-authored-by: CryptoV8 <91189073+CryptoV8@users.noreply.github.com>
Co-authored-by: Francisco Giordano <frangio.1@gmail.com>