By finally accepting the overtures of Guangzhou Evergrande last week and flying to China to sign a contract worth a reported €10m a year until 2014, Marcello Lippi made his first steps back into coaching after a spectacular fall from grace.   A pair of starkly contrasting La Gazzetta dello Sport front-pages still serve as a reminder of how one of football’s greatest managers scaled the highest heights only to then come crashing back down to earth and touch rock bottom: Tutto Vero! Campioni del Mondo – All True! Champions of the World – in Germany in 2006 and Tutto Nero! Fuori la Peggior Italia di Sempre -All Black! Out the worst Italy of all-time – in South Africa in 2010.   Since then,…