Add option to force install a package

[buresdv]

Suggestion type

The way Cork works

What is your idea about?

There are various states that require either manual resolution, or a forced override when installing a package. For example, when a package was installed outside of Homebrew

It would be great if there was a button to force install it. This can be accomplished using the --force flag.

Why should this be added?

It's useful and Dean brought this up

Keeping it real

• [x] Adding suggestion idea is realistic