Carlo Verdone became Mayor of Rome for the day on Monday, a gift granted to the much-loved Italian comedy actor and director for his 75th birthday by First Citizen Roberto Gualtieri.     "Now I'm taking command," born-and-bred Roman Verdone said as he was given the mayor's tricolour sash during a ceremony at city hall.     "I have to thank Roberto for a gift like this.     "I have loved this city so much and suddenly it is embracing me.     "Roberto had this idea, this sensitivity, and I must