By Mahamat Ramadane N’DJAMENA (Reuters) – Chad has named several former rebels to ministerial posts in its new national unity government, which was formed on Friday and will lead the country for the next two years until elections. The government is the result of a national dialogue held in recent months aimed at easing political tensions, in which several prominent former rebel leaders were invited to participate. One of them, Tom Erdimi, returned home for the talks after years in exile and has now been named minister of higher education, according to a statement released by the presidency. An…