Signing of World Cup winner adds to sense that this is the summer when BlueCo got serious in transfer market Carlo Cudicini was a very good goalkeeper. However, José Mourinho was ruthless when he became Chelsea manager in 2004. Very good was not good enough. Mourinho wanted the best and one of the main factors behind the Portuguese winning the Premier League during his first season in charge was the decision to replace Cudicini with Petr Cech. There is an old line about a great goalkeeper being…