WIP: ICAT metadata (DO NOT MERGE)
Implementation of ICAT metadata handling in bliss
key changes:
- parse xml or icat definitions
- have a real python dataset object in bliss
- add dataset to redis
- management of the dataset on MetadataManager server will change (dataset no longer in running state by default)
open TODOs:
- see below...
Edited by Wout De Nolf