Merge pull request #3 from cadecairos/elastic

Elastic + client js library.
ReadME updates
Added in port/host specification for ElasticSearch in environment variables
Re added in findById route. Updated test page with simple access to it
Remove old folder left from rebasing
Review fixes on naming conventions
Merge pull request #4 from mjschranz/elastic

README updates, missing route end point and removal of dead code
Added searching for tag prefixes, added sortByField Method