Register Oceananigans v0.9.3

[ali-ramadhan]

@JuliaRegistrator register()

The sophisticated set! function introduced in PR #343 is important for usability so releasing a new patch that incorporates it.

[JuliaRegistrator]

Error while trying to register: Version 0.9.2 already exists

[ali-ramadhan]

@JuliaRegistrator register()

[JuliaRegistrator]

Registration pull request created: JuliaRegistries/General/2589

After the above pull request is merged, it is recommended that a tag is created on this repository for the registered package version.

This will be done automatically if Julia TagBot is installed, or can be done manually through the github interface, or via:

git tag -a v0.9.3 -m "<description of version>" 848edd9cc0f82638866ca200f5c1009fc82c830c
git push origin v0.9.3