Efficiency Nodes ExtendeD

Expansion of Efficiency Nodes for ComfyUI. Significant UX improvements.[w/NOTE: This node requires [a/efficiency-nodes-comfyui](https://github.com/jags111/efficiency-nodes-comfyui) and [a/ComfyUI-Custom-Scripts](https://github.com/pythongosssss/ComfyUI-Custom-Scripts); it also requires start.bat to run.]