[Feature Request] Add filter for "Reviewed"

[nothing2obvi]

Idea Overview
Add a filter for media for which you've written a review.

Is your feature request related to a problem? Please describe.
I like to keep track of which media I've reviewed, but that's not currently possible.

Describe the solution you'd like
Add a filter for media for which you've written a review.

[fwinn]

This is a duplicate of #937