Convert over to web-component-tester (compat mode)
consistent style for JS tests
WCT v1.1.1
WCT exposes mocha/chai; we don't need it directly
Merge pull request #103 from Polymer/wct

Convert over to web-component-tester (compat mode)
Add some documentation for base.js, update index.html to show something. @arthurevans @sorvell
Merge branch 'master' into wc