Updated information for enabling POST and other http methods
Updated information for enabling POST and other http methods

Added documentation for enabling `POST`, `PUT`, ` DELETE ` commands in diffy
hsleep/diffy,beni55/diffy,camiloribeiro/diffy,hsleep/diffy,yeghishe/diffy,ljbx/diffy,beni55/diffy,mgifos/diffy,twitter/diffy,ljbx/diffy,yeghishe/diffy,twitter/diffy,mgifos/diffy,ljbx/diffy,camiloribeiro/diffy,kevintvh/diffy,twitter/diffy,SDUUitgevers/diffy,mgifos/diffy,yeghishe/diffy,SDUUitgevers/diffy,beni55/diffy,ljbx/diffy,hsleep/diffy,SDUUitgevers/diffy,ljbx/diffy,kevintvh/diffy,SDUUitgevers/diffy,twitter/diffy,camiloribeiro/diffy,kevintvh/diffy