[FR] Add support for metacritic ratings

[dimac-h]

I discovered this app a few weeks ago and I am loving it! I was relying on metacritic before and I would love to see this feature in Showcase.

Is your feature request related to a problem? Please describe.
Not related to a problem, but an enchancement

Describe the solution you'd like
Add support for displaying the metacritic rating of movies using srcaping libraries like these. In this way, the score of users can be compared to meta critic movie reviewers

Describe alternatives you've considered
Not applicable I believe

Thanks in advance, and thanks for creating this app!

[junavw]

@WirelessAlien
Hello,
We are college students and our goal is to practice and learn by contributing to open source projects. We found your application and would like to contribute. Could you please assign this issue to us as a starting point? Thank you!

[WirelessAlien]

@WirelessAlien
Hello,
We are college students and our goal is to practice and learn by contributing to open source projects. We found your application and would like to contribute. Could you please assign this issue to us as a starting point? Thank you!

Yeah sure. The application has one method of getting external ratings using omdb api (need to use users own API key) in DetailActivity for movie and shows (for episodes not added).

You can remove the omdb api method for a new method 👍