If you're switching from a PC to a Mac, one of the first things you'll want to do is to move all your data to your new computer. The process is fairly simple, but you can go down any of several paths depending on your setup and your needs.Related StoriesApple CEO Tim Cook admits: 'We shouldn't have announced new iMac until 2013'Apple seeds fourth OS X Mountain Lion 10.8.4 beta to developersMac Pro no more: Apple towers of power - a h