Add NetBSD pkgsrc entry.
Merge pull request #629 from ibara/develop

Add NetBSD pkgsrc entry.
plugins.twitch: Add support for the new HLS videos.
plugins.viasat: Split into two plugins.

Also refactor to use the stream mapper.

Resolves #617.
Update CHANGELOG.rst.
docs: Update plugin matrix.
Release version 1.11.0.
Merge branch 'release/1.11.0' into develop
plugins.twitch: Update for API change.

Resolves #633.
Release version 1.11.1.
Merge branch 'release/1.11.1' into develop