Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/kleveross/klever-model-registry/blob/master/OWNERS)~~ [FogDong]
Approvers can indicate their approval by writing `/approve` in a comment
Approvers can cancel approval by writing `/approve cancel` in a comment
What type of PR is this? /kind documentation
What this PR does / why we need it: Update README, add model convert from NetDef to ONNX
Which issue(s) this PR is related to (optional, link to 3rd issue(s)):
Fixes #
Reference to #
Special notes for your reviewer:
/cc @FogDong
Does this PR introduce a user-facing change?: