v0.8.17

WebIO v0.8.17

Diff since v0.8.16

Closed issues:

• Installation of WebIO Jupyter extensions in central installation (#406)
• Support basic usage within Pluto (#452)
• WebIO support for Visual Studio Code (#462)
• WebIO not detected (#464)
• can you update and add details of installing？ (#474)

Merged pull requests:

• do not try to load external packages in Requires.jl required files (#477) (@KristofferC)
• Use Artifacts (#484) (@pankgeorg)