Variables Panel with Color Coded Variables (Ancestors-Current-Children)

[1] Depending on the workflow scope selected, add the ability to show variables in different colors in the Variables Panel which are declared in the upstream/ancestors scope (black?), the current scope (black bold?), and the downstream/children scope (gray?).

[2] Add the ability to show all the variables of the workflow in the Variables Panel irrespective of the scope in which they were declared