add obeattie to contributors
add obeattie to contributors

gabrielecirulli/hn-special,benoror/hn-special,gabrielecirulli/hn-special,kislakiruben/hn-special,benoror/hn-special,kislakiruben/hn-special,lieuwex/hn-special,lieuwex/hn-special,benoror/hn-special,gabrielecirulli/hn-special,lieuwex/hn-special,kislakiruben/hn-special