By Huseyin Hayatsever and Ali Kucukgocmen ANKARA (Reuters) -Turkey’s opposition alliance has vowed to reverse many of President Tayyip Erdogan’s policies if elected in a vote expected May 14, and on Monday named Republican People’s Party (CHP) chair Kemal Kilicdaroglu as their presidential candidate. The six-party Nation Alliance promises to return to a parliamentary democracy, roll back
