Remove dead meebas from snapshots
Remove dead meebas from snapshots

Although still being simulated, only the statistics for the live
meebas are interesting.

Signed-off-by: Zac Delventhal <593147d2808cd66b7e2ad59ca4b0c07d6c52cddd@gmail.com>

meeba-farm/meeba-farm,meeba-farm/meeba-farm