Provide tutorial for setting up beets in Windows

[abmeyers1]

Description

Fixes #X.

(...)

To Do

• [ ] Documentation. (If you've add a new command-line flag, for example, find the appropriate page under docs/ to describe it.)
• [ ] Changelog. (Add an entry to docs/changelog.rst near the top of the document.)
• [ ] Tests. (Encouraged but not strictly required.)

[arsaboo]

Wondering if this is a better place to link the same.

[wisp3rwind]

Wondering if this is a better place to link the same.

In fact, since this is not really about installation but rather about first steps when installed, I think it would best fit into a new subsection along the lines of Third-party tutorials at the end of the Getting started page.

[stale[bot]]

Is this still relevant? If so, what is blocking it? Is there anything you can do to help move it forward?

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.