### What changes were proposed in this pull request?
As title
### Why are the changes needed?
As title
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
Manual test
Closes#1795 from cfmcgrady/sbt-docs.
Authored-by: Fu Chen <cfmcgrady@gmail.com>
Signed-off-by: Cheng Pan <chengpan@apache.org>