- Ability to write into buffer

Use XmlHttpRequest when making requests from a renderer

Turning hot exit on by default on Insiders to get testing.

* Allow markdown preview to scroll past content

Issue #15795

Allows the markdown preview to scroll past its contents, like we do with the editor.

Closes #15795

* Toggle preview scroll beyond using editor.scrollBeyondLastLine

allow text after the language id in a markdown codeblock (consistent with github, the md preview window and other gfm parsers) (#16239)

Extract Json Extension package.json Strings for Localization

Closes #16178

Closes #16179

fixes #15657

This reverts commit 406833f6.

adjust width for CJK characters

fixes #16139

fixes #15974