Handlebar Values

So I read at [1] that I should probably care how I supply values.

[1]: http://emberjs.com/blog/2013/08/29/ember-1-0-rc8.html
#12 Treat Prices As Raw Arrays

This makes everything much faster!

It's so awesome, I'm also doing it for the Amazon data (subdocument).
Add Requirements To Readme and Config
Add Loading Indicator
Fix Some Templating Stuff
Renamed `bindAttr` to `bind-attr`