Adding Shared Memory Diagrams (#942)

Adding a page in the GitHub wiki under Developer Topics for Shared Memory architecture information. These images contain diagrams that will be referenced in the page.
2022-01-18 14:56:09 -06:00 · 2022-01-18 14:56:09 -06:00 · 707d56826a
--- a/docs/sharedmemory_existing.png
+++ b/docs/sharedmemory_existing.png
--- a/docs/sharedmemory_new.png
+++ b/docs/sharedmemory_new.png