Experimental UI - making nutupane details sticky when scrolling.
Fix search items test.
Merge pull request #2133 from waldenraines/systems-nutupane

Experimental UI - making nutupane details sticky when scrolling.
Systems Nutupane - Adding functionality to render the current details
views and support the navigation within those detail pages.
Systems Nutupane - Adds functionality to load classic tupane details
view when clicking on items within the nutupane list. Hooks up the
functionality for third-level nav within the details pages.