generic refactoring, API review

[valerino]

this issue is a generic refactoring recap, including all refactoring/cleanup issuues.

simplify/review the following

• [x] GulpQueryOptions
• [x] GulpQueryFilter
• [x] GulpPluginParams
• [ ] CollabStats (favor names instead of ids)
• [ ] use (currently unused) Collab Context table to store contexts on collab db
• [ ] Collab tables Operations, Clients, Context must have name as primary key
• [ ] CollabObject
• [ ] remove unneeded API
• [ ] simpify mapping (#1)
• [ ] rework query, support sigma filters (#6, #17)
• [ ] reduce number of parameters in most of core/plugins internal functions (use a context-like structure to pass around) (#10)
• [ ] standardize data sent through websocket (favor names instead of ids) (#12)
• [ ] (#39 )

[valerino]

17