Photo: Courtesy of Margaret Josephs When Margaret Josephs of Bravo’s The Real Housewives of New Jersey showed up at makeup artist Erica Taylor’s book launch party with a sleek, platinum bob, senior editor Crystal Martin and I immediately took note. “I love your hair,” Martin told her. “Thanks, it’s actually a wiglet,” Josephs, who has just been announced to the cast of Amazon’s Reality Retreat replied. Martin and I locked eyes. We had to know more. What’s a wiglet, you ask? Sometimes called a