Bugfix: Displaying of nested data on edit, remove blankNodes on handleAdd & handling nested modals.
This MR includes the following:
- Displaying of Nested data for edit, added sample data and updated queries from rosenzweig for testing purpose.
- On handleAdd, removing blankNodes when there is a value change.
- Nested modals on Cancel or Save.
- Handling array of quads data passed from external app.