Add a Sample WP Page (either within the db, or as a standalone content with WordPress default, Visual Editor generated content)

[gicolek]

We've had this around but it's missing in Chisel. Basically WordPress Editor has some predefined elements, it's a good idea to create a test page during theme development to check if everything was present and styled correctly.

Such a page may contain that set of elements:

https://gist.github.com/gicolek/dd4b0b16fb7d185bdf49e59e32c29a6d