final naming convention: underscores in JSON output
deleted test osm file
symbols in POST data (instead of strings)
new status_should method
context subscriptions
ngsi subscriptions
more subscriptions
type_from_id for layer
nieuwe jsonlog
Merge branch 'master' of https://github.com/waagsociety/citysdk-ld

Conflicts:
	app/ngsi_query.rb
	models/layer.rb
	spec/api_spec.rb
	spec/data/layer_rutger.openingstijden.json
	spec/data/layer_tom.achtbanen.json
	utils/filters.rb
nog een keer...
strings to symbols
fixed indentation
JSON-LD serialised now default - and disabled Turtle format (for now)
added default PREFIXES
fixed tests to reflect default JSON-LD format
removed debug puts
citysdk_key > key_citysdk
turtle serialised not used now
added TODOs