Martin Stone chose freedom: in 1966, he took his young daughters, Deborah & Jacqueline and hit the road on a six-year adventure with America's wildest hippy community, the Hog Farm. Five decades later, Martin and his girls live very separate lives. Martin remained true to his counter-culture beliefs and today, lives "in community," sharing his rambling Montreal, Mile End apartment with young roommates who dig his alternative vibe. For Martin, being a hippy wasn't a phase, it's a way of life. His daughters, both now living in Philadelphia, decided on less…