[fix] package configs in sdist package

[ariwaranosai]

add config in MANIFEST.in to package yaml in mmf/configs.

see #479

[facebook-github-bot]

Hi @ariwaranosai!

Thank you for your pull request and welcome to our community. We require contributors to sign our Contributor License Agreement, and we don't seem to have you on file.

In order for us to review and merge your code, please sign at https://code.facebook.com/cla. If you are contributing on behalf of someone else (eg your employer), the individual CLA may not be sufficient and your employer may need to sign the corporate CLA.

If you have received this in error or have any questions, please contact us at [email protected]. Thanks!

[facebook-github-bot]

Thank you for signing our Contributor License Agreement. We can now accept your code for this (and any) Facebook open source project. Thanks!

[vedanuj]

Thanks for the fix. Looks good to me. Will leave it for @apsdehal to approve.

[apsdehal]

Thanks for fixing this. We definitely need to find a better solution to config packaging. Left a comment. Fix that and we should be good to go.

[facebook-github-bot]

@apsdehal has imported this pull request. If you are a Facebook employee, you can view this diff on Phabricator.

[facebook-github-bot]

@apsdehal has imported this pull request. If you are a Facebook employee, you can view this diff on Phabricator.

[apsdehal]

Thanks for the PR. This has now landed into the master.