* breaking upgrade base build image to net5.0
* add make and build tools to image
* fix code broken after net5.0 upgrade
* fix warnings
* fix tests and line endings
* upgrade dotnet test and coverages packages
* update circle build image
* removed rafty and updated more packages
* bring back develop
* rename authorisation to authorization
* Added Dockerfile run configuration and fixed manual test project to run appropriately
* Finished updates for Docker build and management of project through docker commands. Any of the dotnet CLI commands accessible through 'builder' container and default run is manual test project
* Added a docker-compose.yaml files to support commands: docker-compose run tests, docker-compose run benchmarks, docker-compose run manual-test