Before releasing a new major version 1.0.0-3.0, I first wanted to release another 2.1 version with some minor fixes. This PR is to bring the main master branch up to date with the release history.
coverage: 95.005%. remained the same when pulling 9c7091126184f7b050ca1ec3d42b6670f2b5d0fd on R-2.1 into e18cc87508ca1bf1a3987f32e6abbab8a494040f on master.
Before releasing a new major version 1.0.0-3.0, I first wanted to release another 2.1 version with some minor fixes. This PR is to bring the main master branch up to date with the release history.