By Steve Pond LOS ANGELES (TheWrap.com) - "The Hangover Part III" may be the biggest three-quel to hit movie screens this Memorial Day weekend, but in indie circles that tale of Vegas debauchery will have to take a decided back seat to a man and a woman who'll spend an hour and a half having conversations. "Before Midnight" is the third installment in an unlikely trilogy that began with "Before Sunrise" in 1995 and continued with "Before Sunset" in 2004. ...