II.i.14-15 Reading-Tests, Writing Tests

[markedwardmurray]

The writing walk-through should be moved to somewhere later in the curriculum, but most of the information about how Specta/Expecta are structured should be re-oriented to describe how to read a test, which is what's relevant for these early topics. We could add an early lab about manipulating a test line, perhaps a "debugging a test lab," but I kinda think that might not fit into the prework.

[jmburges]

Let's push the writing tests way later