annotate: memory efficiency -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 annotate: memory efficiency Keep track of how many times a given ancestor is referenced and delete the annotation information after it's no longer relevant. This tends to reduce the number of cached revisions to just a couple. manifest hash: 281e48b67ce310e355bed1615e0f16a643850f56 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCnJjyywK+sNU5EO8RAkZ1AKCugPjkRgwVB+71amZf8H5dLCbNvgCfePIB 4FHI1c9IOEzHUNkYPDGqt+0= =OnFo -----END PGP SIGNATURE-----