BRAZZAVILLE Tuesday, December 02, 2008 (IRIN) - Government measures aimed at reducing the cost of staple commodities in the Republic of Congo, where salaries have remained unchanged for years, have failed to stem food inflation. Many people have been forced to change their diets, which has had an adverse impact on health."It is getting harder to eat," Ernest Mbou, a local teacher, who heads a family of eight, told IRIN."Each time before going to the market I have to go to the bank," Mbou said....