Initial architecture diagrams for the ZTVP. It shows the layered (#89)

* Initial architecture diagrams for the ZTVP. It shows the layered
approach for managing the development of independent use cases and
components, and the initial use case logical and schematic structures.
Includes the draw.io source and pages rendered as png images at the time
of commit.

* Updated architecture diagrams for the ZTVP. Corrections added based on
PR feedback: 1) added missing sidecar; 2) added duplicate connections;
3) moved csi driver into app space; 4) minor technical corrections for
spelling, stray drawing objects, aligning objects. Most updates to use
case 12 logical and schematic drawings. Includes the draw.io source and
pages rendered as png images at the time of commit.

Author: michaelepley