Matt Harbison <matt_harbison@yahoo.com> [Sun, 14 Jan 2018 15:56:22 -0500] rev 35658
lfs: add the '{oid}' template keyword to '{lfs_files}'
The 'sha256:' prefix is skipped because this seems like the most convenient way
to consume it. Maybe we should also add a '{oid_type}' keyword? Then again,
that can be added in the future if a different algorithm is supported.