* xunit unit tests
* most pass with formatting
* convert objects to xunit
* remove nunit
* format
* merge fixes
* switch objects to fluent assertions
* update to fluent assertions
* more FA
* convert all to FA
* Format
* Fix tests
* formatting
* hopefully made credential test better
* Catch more specific exception
* use another more specific exception
* Fix tests
* update to xunit
* update packages
* compiles with relevant deletions
* Test fixes
* fix type loading
* type load for tests
* speckle objects renamespace
* rename Core to Sdk
* Fix test references
* tests renaming
* rename logging
* fmt
* start of adding an attribute to all base types
* convert all types and do basic test
* Fix most tests
* fix more tests
* fmt
* Build fix
* add changes and more tests
* Fix tests
* Fix integration tests