By  Riad Hamade, Zaid Sabah and Vivian Nereim May 11, 2020, 3:15 AM GMT+1 Updated on May 11, 2020, 6:20 AM Follow us @middleeast for more news on the region. Saudi Arabia announced a slew of austerity measures to cope with the impact of the coronavirus pandemic and an oil-price rout, tripling its value-added tax and cutting a cost-of-living allowance for government workers. …