Refactor tracks index operations so I can create gradle tasks for each of them
Created tasks for tracks index operations and documented other tasks.
IntelliJ .idea files
Corrected curl script
Add JSON mappings resource
Added methods to create index and search
Added Spring dependencies and new tasks
Cooler name for local Elasticsearch node.
UTF-8 encoding for resource.
Build query JSON as simple string instead of HERE document

* Allows use of jq to filter response