Tinfoil 15.0 R15+ supports this (had to fix a save bug):
1) create the following folders:
account.user
cache.user_sd.0
cache.user_sd.1
cache.user_sd.2
2) copy the respective files there, then zip all of the folders in a zip file, put [0100BEE017FC0000] anywhere in the zip file name.
3) copy...