Change baking to not send all inputs at once.

Add input debouncer.
Remove old HTML comments and unnecessary CSS
(Step is currently a bit broken!)

tests/browser/nightwatch.js

@@ -82,7 +82,6 @@ module.exports = {
         browser
             .useCss()
             .setValue("#input-text", "Don't Panic.")
-            .waitForElementNotVisible("#stale-indicator", 1000)
             .click("#bake");
 
         // Check output