#2 first implementation of the trigger, works for updating, creating, and deleting worldstates
#2 setting leaf property correctly
#2 filenames of node also contains the path to the root worldstate
#2 implemented a scenario trigger defines a node that contains all worldstate scenario nodes
#2 settig the leaf property correctly
#2 appending .json files when cretaing nodes through scenario trigger
#2 upgraded cids-server-rest dependency to 0.2
Merge branch 'feature/2-worldstate-node-trigger' into dev