Adding Swift 3 packages to Xcode 8 using the Swift package manager

Question

I am new to Swift and Xcode. I am running macOS Sierra and Swift 3.

For my first forays in Swift, I am developing a simple command line tool. There are a couple of

Answer 1

In addition to running swift package generate-xcodeproj, I had to build my project in Xcode before I could use the installed packages.