By Denitsa Koseva in Sofia Bulgaria is heading towards its sixth snap general election in a row, after Gerb decided to end negotiations on the government’s rotation with its partner, Change Continues-Democratic Bulgaria (CC-DB). Nine months ago, Gerb and CC-DB – until then fierce opponents – decided to set aside their differences and back a jointly formed government, comprising mainly non-political experts, which was supposed to be headed in the first nine months by CC-DB’s Nikolai Denkov and then for another nine months by Gerb’s Mariya Gabriel. The two would then switch their positions and, …