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https://jaredmeredith.com/2016/08/12/troubleshooting-could-not-load-file-or-assembly-dotnetopenauth-core-version4-1-0-0-cultureneutral-publickeytoken2780ccd10d57b246-or-one-of-its-dependencies/
Troubleshooting "Could not load file or assembly 'DotNetOpenAuth.Core, Version=4.1.0.0, Culture=neutral, PublicKeyToken=2780ccd10d57b246' or one of its dependencies"