new webpage, docker+sysimage+Pluto, add IPCC+other notebooks, cleanup
- add IPCC report section / folder; reorganize files
- add CairoMakie, Pluto, PlutoUI, PlutoSliderServer
- prebuild via Docker, sys image, gfortran, etc
- add website (Franklin / PkgPage -> DeployPage.yml)
- Docker, sysimage, and Pluto.jl -> binder.yaml