OS X: change the dispatch_async in the freeze block to dispatch_after.
This makes it look cleaner.

git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@92247 e17a0e51-4ae3-4d35-97c3-1a29b211df97
OS X: Re-work PcsxrMemoryObject to make the properties more readable.

git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@92297 e17a0e51-4ae3-4d35-97c3-1a29b211df97