User:Enterprisey/2-digit-day-of-month.js

if (mw.config.get('wgAction') === 'history' || mw.config.get('wgCanonicalSpecialPageName') === 'Contributions') {

$('.mw-changeslist-date').text(function (_idx, timestamp) {

return timestamp.replace(/, (\d) /, ', 0$1 ');

});

}