- catch exception in complex type system not only for ServiceResultException
- add fast path for single type loader if type already exists
- fix many warnings, no function change
- fix template for legacy nuget packages to include cert lib
- improve cross platform support, replace CRLF by AppendLine
- replace $format trace messages with {} style
- fix warnings for comments and protected fields, null parameter checks
- replace cert factory calls with new API (obsolete warnings)
- allow to run cert validator tests in parallel using new temp cert validator class
- more test cases for cert validator, e.g wth cert validation callback
- improve cert validator for special cases
- no bug fixes, just documentation and formatting
- fix all warnings for xml in core libraries, except
-- protected members
-- suppressed warnings in Opc.Ua.Gds libraries (tbd)