In a historic turn of events, a federal appeals panel in San Francisco ruled Tuesday that California’s ban on same-sex marriage violates the constitutional right to equal protection. The panel overturned Proposition 8, which was approved by 52 percent of the state’s voters in 2008 and amended the state’s constitution to limit marriage to a man and a woman. Today’s ruling paves the way for supporters of the ban to take the amendment straight to the California Supreme Court…