delete invalid HashInfo files
delete invalid HashInfo files

HashInfo files have to match the device UUID to be usable for signing.
When we meet an HashInfo file which doesn't match the current device,
it's better to remove it so that we don't attempt to use it to sign
iTunesDB with it.

hyperair/libgpod,neuschaefer/libgpod,neuschaefer/libgpod,neuschaefer/libgpod,hyperair/libgpod,hyperair/libgpod,hyperair/libgpod,neuschaefer/libgpod,neuschaefer/libgpod,hyperair/libgpod