don't use jest and just run test code sequentially

since a lot of tests will be interdepent and need to happen in order,
it seems easier to not use a test runner enforcing tests to be semi-independent
and instead just run the code and have some logging code to see where
a problem occurs

package.json

@@ -9,7 +9,6 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "jest": "^23.2.0",
     "puppeteer": "^1.5.0"
   }
 }