Along with its presence here at Macworld/iWorld and MacIT this week, virtualization heavyweight Parallels has a new offering to help big businesses and other large-scale enterprises wrangle their growing (and sometimes unpredictable) Mac populations in the context of the Windows-centric management tools they already have in place. Launching today, Parallels Management is a suite of plugins and agents that allow OS X machines to be audited and managed inside Microsoft's System Center Confi