Keep Model free of ViewModel and WPF types: models ask for messages and the file picker through the broker - #836

The target framework 'netcoreapp3.0' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.

The target framework 'netcoreapp3.1' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.

The field 'ResponseTag.count' is assigned but its value is never used

The variable 'e' is declared but never used

The variable 'e' is declared but never used

The field 'PugRestProtocol.timer' is never used

The variable 'output' is assigned but its value is never used

The variable 'ownfilepath' is assigned but its value is never used

The variable 'folderpath' is assigned but its value is never used

The variable 'ex' is declared but never used

The target framework 'netcoreapp3.1' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.