MIDEAST STOCKS-Saudi shares rise before reform details; Gulf mixed

* Trade in Gulf thin as Ramadan begins * Saudi index recovers most of Sunday's losses * Unclear how much detail will be provided on which reforms * Second-tier banks buoy Qatar * Egypt's EFG Hermes surges to new 11-month high By Andrew Torchia DUBAI, June 6 (Reuters) - Saudi Arabia's stock market rose on Monday before the kingdom announces details of its economic reform plan. Other Gulf markets were mixed as the start of the religious holiday of Ramadan thinned trading volumes. ...