How to convert a PCL (Portable) project to NetStandard

I have been upgrading a few projects from their original PCL profiles (now deemed obsolete) to the Net Standard platform specification. It turned out to be a relatively straightforward process, but it does have its small hurdles, especially so if in the meantime you also want to transition to the new, streamlined, .csproj format as the migration will leave you with a now obsolete project.json project. In this article, I will cover upgrading a project from Portable Class Library to NetStandard. »