Multi-Room Chat (#4)

* # This is a combination of 4 commits.
# This is the 1st commit message:

Chatroom example

# This is the commit message #2:

Avatar styling

# This is the commit message #3:

Styling

# This is the commit message #4:

cleanup

* Chatroom example

Avatar styling

Benchmark tests

Cleanup

ignore

Files

Cleanroom chatroom impl

* Rewrite.

* changes

* Fix Deadlocks. Start the rooms. Fix styling. Random things. Bookmarklet.

* Subset data

* Rm file

* Simplify User. Just Comparable.

* Remove method.

internal/examples/chatroom/ADR.md

@@ -0,0 +1,10 @@
+## ADR
+
+- Support Multiple Rooms
+Not single chat room toy problem.
+
+- Rooms are generic
+They know nothing of their data. Just store it. Reusable for different usecases.
+
+- Server controls push frequency
+Debounce to every 400ms, if dirty.