"Cinderella" has dropped a lot of the 1950s schmaltz and with a new script by Douglas Carter Beane (and a great pair of shoes) this Rodgers & Hammerstein musical brings a lot of sassy adult humor to Shea's Performing Arts Center, but only through this Sunday, December 7th. Down the block, BUA presents "Santa Claus is Coming Out," a story where Santa decides that, despite expectations, it's always better to do the right thing. And across Main Street, for a little more edgy seasonal humor, Mark Sacco brings David Sedaris' "The Santaland Diaries" to the stage at Road Less Traveled (sti