Updated the "compileNativeMacOSX.sh" script to create a fat dylib that runs on both intel & PPC macs.
Updated the "compileNativeMacOSX.sh" script to create a fat dylib that runs on both intel & PPC macs.

benb/beast-mcmc,benb/beast-mcmc,benb/beast-mcmc,benb/beast-mcmc,benb/beast-mcmc