Added an extraction method into the request.

All response data goes through it so things like JSON can be decoded.
Added the JSONRequest class.

Extends Request and adds a JSON.parse filter to the response string.
Repaired the filter for the response in Request
Added a very basic config file.

Just has a hard coded host. Currently pointing at Andrew's laptop.
Added a first pass at the SampleAPI.

Interfaces with the API  to fetch samples. Can only really fetch a
random ID right now.
Added a simple API doc to the readme.
Made fetchRandomSampleID a public method.
Added slice fetching to the API class.
Added the sliceSize setting to the config
All API calls use a method to build their URL now.

It can now load slices.
Updated the config. Different name for slice size.
Merge branch 'master' of github.com:growse/CRUKGameJamTeamAwesome