VATICAN CITY (Reuters) – Here is a list of the 21 men Pope Francis will install as Roman Catholic cardinals at a ceremony known as a consistory on Aug. 27. Cardinal Electors under 80 will be able to enter a conclave to elect the next pope after Francis dies or retires: 1. Archbishop Arthur Roche (British) – Prefect of the Vatican Congregation for Divine Worship and the Discipline of the Sacraments 2. Archbishop Lazzaro You Heung-sik (South Korean) – Prefect of the Vatican Congregation for the Clergy 3. Archbishop Fernando Vérgez Alzaga (Spanish) – President of the Pontifical Commission for Vat…