added new features to the list.

fix writing empty prompt pictures to rroot directory instead of 'empty'
suppress 'Denoising strength change factor' text inimage info unless using loopback mode

added a different workaround for gradio mask bug with info in UI
switched to newer gradio version

GFPGAN

add missing check to autoinstall that will install fonts for existing users
remove unusaed line from another PR

fix broken prompt matrix

Removed mention of CUDA in the README

The requirement to install CUDA was removed with https://github.com/AUTOMATIC1111/stable-diffusion-webui/commit/e92d4cf7476f1897fce376916dfb40755ea7920f#diff-b335630551682c19a781afebcf4d07bf978fb1f8ac04c6bf87428ed5106870f5L63 so that mention in README should be superfluous