OS X: Have the memory card images be represented as gif files.
This makes it less of a chore handling the animation, as the OS will do it automatically for us now.

git-svn-id: https://pcsxr.svn.codeplex.com/svn@91357 e17a0e51-4ae3-4d35-97c3-1a29b211df97
OS X: only store the sjis string from the memory card:
The sjis title returned from GetMcdBlockInfo is is the latin title with Shift Japanese added, use that exclusively for PcsxrMemoryObject's name string.

git-svn-id: https://pcsxr.svn.codeplex.com/svn@91359 e17a0e51-4ae3-4d35-97c3-1a29b211df97
OS X: very minor changes.

git-svn-id: https://pcsxr.svn.codeplex.com/svn@91360 e17a0e51-4ae3-4d35-97c3-1a29b211df97