Improvement to AMON API delete entity Liberator resource
AMON API: Refactor to get make space for get-entity
Entities returned as JSON
Folding
Create a device
Refactor AMON API resource names
Refactor: move entity-id keyword between namespaces
AMON entity ids must now be proper UUIDs
Various improvements

Complete migration towards :amon namespace for keywords

Implement, and test for, devices that are created with wrong
entities (wrong according to a discrepancy in the URI segment)
Checks for location header in response from device creation
Preparation for sending in device measurements
Remove console clutter
Measurements can now be posted to a device
TODO notes
Whitespace
JSON keywords