Supply an interface for setAppleMenu, which disappeared from the AppKit header files as of OSX 10.4.
Supply an interface for setAppleMenu, which disappeared from the AppKit header files as of OSX 10.4.

git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@31744 8cc4aa7f-3514-0410-904f-f2cc9021211c

crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS