* Support building shared libraries via the ENABLE_SHARED CMake option (defaults to on)
* Introduce support for (and a small selection of) unit tests via the BUILD_TESTING CMake option
* Use Github Actions as CI system, replacing Travis and Appveyor
* Support building shared libraries via the ENABLE_SHARED CMake option (defaults to on)
* Introduce support for (and a small selection of) unit tests via the BUILD_TESTING CMake option
* Use Github Actions as CI system, replacing Travis and Appveyor