wording on notif emails: changed mentions from whyd -> openwhyd
wording on notif emails: changed mentions from whyd -> openwhyd

openwhyd/openwhyd,openwhyd/openwhyd,openwhyd/openwhyd,openwhyd/openwhyd,greyvugrin/openwhyd,greyvugrin/openwhyd,greyvugrin/openwhyd,openwhyd/openwhyd