engord – Converts numbers to English ordinal numbers

De­fines \en­gord (used like \ara­bic, \ro­man, etc.), and \en­gord­num­ber (which for­mats a “TeX num­ber”).
So \pa­genum­ber­ing{en­gord} gives page num­bers 1^st, 2^nd, 3^rd, ... The pack­age is part of the oberdiek bun­dle.