nit! whitespace removal
Add encode_json_pretty for easy prettification of json string output

Ever want an easy way to dump a JSON string or struct to something readable so
you could read it and make sure you're not crazy?  Yeah, me too :)

closes RsrchBoy/issues#1
Merge pull request #2 from RsrchBoy/topic/encode_json_pretty

Add encode_json_pretty for easy prettification of json string output