Terminator Salvation Directed by McG By Tony Sheppard Capitol Weekly If the recent “Star Trek” was a total system reboot of an aging franchise, then “Terminator Salvation” is more like a welcome software upgrade, complete with flashier graphics and increased memory. Set in 2018, it follows John Connor (Christian Bale) as he exhibits inspiring leadership in the battle against Skynet and the machines. If all of this seems a bit familiar, with outposts of humans battling overwhelming odds against hard to kill opponents led by a crusty Bale, it may not be the previous “Terminator” movies that you’re thinking of. At times it’s a little reminiscent of “Reign of Fire” only with bullet-spewing