* Remove xunit dependency from testdriver
* swap expected/actual as needed
* Convert Test.Common to nunit
* port hosting unit tests to nunit
* port batchparser integration tests to nunit
* port testdriver.tests to nunit
* fix target to copy dependency
* port servicelayer unittests to nunit
* more unit test fixes
* port integration tests to nunit
* fix test method type
* try using latest windows build for PRs
* reduce test memory use
* code refactoring
* Add filebrowser service and tests
* change dataset reference
* Address pr comments
* add more tests
* address pr comments
* address pr comments and added more tests
* minor change
* minor fix
* Fix test break and add dataset result check