Create an example app

[andypike]

Create an app that demonstrates how to use Rectify. It shouldn't be a basic CRUD app as that will just make Rectify look like overkill (which it is for a CRUD app).

At the same time it can't be crazy complicated otherwise developers may find it hard to follow.

[andypike]

I've made a rough start in this here: https://github.com/andypike/smarty_pants

[jurgens]

@andypike thanks, this example app has answered couple of my questions regarding the use of rectify