anchor.diff:  
           aside.notes
               ul
  -                li mocha is a javascript testing framework
  +                li mocha is a javascript testing framework. Note `describe()` and `it()`
                   li chai is an assertion library
  -                li npm install --save-dev mocha chai
                   li Can use any testing framework you want, choose Mocha because of familiarity
  -                li Simple test example
   
       +slide
           h3 Babel
  
positive.code:         h3 Getting Started
  
          aside.notes
              p Here are the packages/frameworks we will be using
              ul
                  li Mocha + Chai
  
negative.code:                 ul
                      li Solves 3 three challenges (isolation, lifecycle, html)
                      li familiar jQuery type selectors
                      li Selectors can be css selector, component, component display name or object selector (subset of their properties)
  
          +slide
              h3 shallow
  