Removed unused Rakefile.
Removed unused Rakefile.

bfolkens/MDMCoreData,andrewchae/MDMCoreData,mmorey/MDMCoreData,bfolkens/MDMCoreData,mmorey/MDMCoreData,mmorey/MDMCoreData,andrewchae/MDMCoreData,andrewchae/MDMCoreData,bfolkens/MDMCoreData