tree 3dafb44dd0339ba77e5469e94e660d983380cab8
parent 92736c7db4f3c59ba1914da78af854be6d16f827
author buyingyi <buyingyi@gmail.com> 1376255637 -0700
committer buyingyi <buyingyi@gmail.com> 1376255637 -0700

add vertex checkpointing support