Dessia-common

Changed
- Changes in WorklowRun _display_angular to handle new datasets structure
- Removed VectoredObject. Catalog now know List of List as data array
- Datasets values are now indices of corresponding points in all values of data array

Added
- WorkflowBlock
- Type checking in workflow
- imposed variable values

Added
- Plot data in display of DessiaObject
- Deprecation decorator

Changed
- dessia_methods to allowed_methods
- return & progress_callback removed from _method_jsonschema
- copy as one DessiaObject method with deep attribute
- _editable_variables to _non_editable_attributes
- handling of new frontend display values

Fixed
- (Quickfix) Check if output_value is None
- revert to working version of vectored_object scale

Added
- First version of sphinx documentation
- generic dict to arguments
- copy/deeepcopy

Added
- VectoredObjects

Added
- nonblock variables in workflow
- jointjs enhancements: layout colors for ports...