Enhancement request: Add support for 'OCI' provider

[wggit]

It will be really valuable to add and support for OCI (Oracle Cloud Infrastructure).

Thank you.

[mjuenema]

Hi wggit, do you think you are able to add the missing code and submit a pull request?

[mjuenema]

This has been added for the future 0.8.0 release but must still be back-ported into the develop-0.6 and develop-0.7 branches.

[mjuenema]

Not going to back-port this into develop-0.6 and develop-0.7 branches.