Finished parsing from Kirk's side to sigmaJs.

To-do list:
[X] Parser from Raw Diagram Object to Cached Diagram Object
[X] Parser from Cached Diagram Object to SigmaJS Graph Object
[ ] function fixGraph : controller NewRequest - Node layout algorithm.
[ ] Creation of forms in the accordion panel with dynamic data.
[ ] Connection from node clicks to forms in the accordion panel.
[ ] Connection from forms in the accordion panel to nodes (highlight).
[ ] Build forms according to parameters in step nodes.
[ ] Get form values on submit.
[ ] Validation of form values.
[ ] Fill user inputs (from form values) into diagram structure.
[ ] Output data string (of the diagram structure).
[ ] Connect form controls to other TauDEM objects.
[ ] Get live Raw Diagram Object from Kirk's side.