I use Crossover, to install the folder itself onto my mac, I use it for everything, Crossover is a very handy program!
How To Get Crossover 10 Mac Full Version For Free (http://www.youtube.com/watch?v=uo_EbCwZxVU#ws) <-- Download and install crossover here, then download the FeralHeart .exe file as you would in a windows product, (Change the installation destination to Z:! Then install normally! Then your done. The folder will be somewhere hidden so use finder to... Find it. Place the FeralHeart folder in your desktop and your done! You can go into the folder anytime to place your files in Exports!
It will also help with your missing maps problem!