adding redis caching
data now matches PHP server, redis commented in place
merging develop, cleaning up the app a bit, gettng rid of redis code

Merge branch 'develop' of github.com:obihann/Easy-Weather-API into develop

* 'develop' of github.com:obihann/Easy-Weather-API:
  fixing some issues with JSON formatting and adding callback handler

Conflicts:
	app.coffee