create spec for opengraph module. fixes #116
create spec for opengraph module. fixes #116

discourse/onebox,discourse/onebox,riking/onebox,aceofspades/onebox,techAPJ/onebox,tarzan/onebox,aceofspades/onebox,billy3321/onebox,fantasticfears/onebox,aceofspades/onebox,tarzan/onebox,tarzan/onebox,techAPJ/onebox,techAPJ/onebox,billy3321/onebox,billy3321/onebox