Something old reboots as a glorious new. Reinventing a classic sci-fi series is prone to becoming victimized by the blackhole of franchise re-openings, but what this new "Star Trek" presents is a flaring shine of a supernova from start to end. The plot may be preposterous, but the way the film is constructed provides a genuinely rollicking adventure - a fine escapist entertainment that has just validated the tagline, "Live long and prosper." From the first stunning visuals of a pre-Enterprise time