BEIJING, June 5 (Reuters) - Chinese President Xi Jinping's right hand man, Cai Qi, has been appointed as head of the elite Central Party School, a move analysts say cements his position as perhaps BEIJING, June 5 (Reuters) - Chinese President Xi Jinping's right hand man, Cai Qi, has been appointed as head of the elite Central Party School, a move analysts say cements his position as perhaps Xi's closest ally now entrusted with almost the ent... [1595 chars]