Add some noise to the C&C dialog textures.
Improve kick button label for C&C.
Remove settings UI for IgnoreVersionMismatch.
Simplify some setting descriptions.
Remove renderer type setting.

Multiple people have needed support after breaking
their game by switching to an unsupported renderer.
Use a trylock to simplify ColorMixerWidget. Fixes #3374.
Remove now-obsolete desync cheat.
Add Developer Menu toggle. Fixes #3296.
Make ChromeMetrics accessible from mod dlls.
Move color picker remap indices into a chrome metric.
Add Ui.LoadWidget<T> overload.
Remove duplication between ra and d2k lobby yaml.
Polish d2k/ra map chooser.
Merge pull request #3486 from pchote/misc-ui-polish

Misc UI polish.