Add Matomo (formerly Piwik) support

[dbartholomae]

This is a...

• [ ] :beetle: Bug Report
• [X] :rocket: Feature Request
• [ ] :scroll: Documentation Request

Which version of Redux Beacon are you using?

• v 2.1.0

Which target(s) are you using?

• [ ] Google Analytics
• [ ] Google Analytics (gtag)
• [ ] React Native Google Analytics
• [ ] Google Tag Manager
• [ ] React Native Google Tag Manager
• [ ] Amplitude
• [ ] Segment
• [X] Other/Third Party: Matomo (formerly Piwik)

:rocket: :scroll: What's missing from Redux Beacon that you'd like to add?

A plugin to use Matomo (formerly Piwik) Tag Manager would be great! :) We will be able to take most of the work, but would appreciate a go-ahead and some guidance / PR review.

Can you help out?

• [ ] :star2: I am a legend and can get started on a pull request right away given the go-ahead.
• [X] :star: I am a superstar and would like to help out given some guidance.
• [ ] :disappointed: I won't be able to help out on this one.

[dbartholomae]

Here's the repo: https://github.com/dbartholomae/redux-beacon-matomo-tag-manager

[ttmarek]

Awesome! This is very much appreciated. I've added a spot in the docs and README for third-party targets like these. 🏅