xiekeyang da8ef7585d add description to manifest spec
This PR add some description to manifest spec.
It clarifies the relationship between `fsLayers` and `history` fields.

Signed-off-by: xiekeyang <xiekeyang@huawei.com>
2015-09-30 10:16:46 +08:00
..
2015-09-18 17:27:01 +08:00
2015-08-28 12:46:53 -07:00
2015-08-28 12:46:53 -07:00
2015-05-06 15:43:23 -07:00