How far would you go for a woman who claims with a straight face to be “endeavoring to bring about a change in consciousness through our art?” Not that far, probably: Confronted with that statement, most people would likely make a polite excuse and back away slowly. But most people are not actors, or even aspiring actors, and Sophia Takal ‘s eerily askew, drily funny “ Act One ” thrives — like the character who says those words — on the hunger and anxiety and potential madness of those with an