Use node-pty

Fixes #13625

Fixes #18054

Adds an references code lens provide for JS and TS

Fixes #18237

Fixes #14479

Added download links for stable and insiders - Looks good to me merged!

Fixes #18216

fixes #16913

related to #18216

Fixes #18197

**Bug**
Autolinks that start a line in markdown are currently parsed as as html content

**Fix**
Restrict the html element parser a little more so that we don't match tags html tags that look like `<scheme:...>`

fixes #18154

#18148

Fixes #18127

Show error messages if the workspace or user settings update fails

**Bug**
TS 2.2 includes a number of new code actions, such as implementing missing interface methods on classes. TS returns these in unedited form, so we have to format the document after applying these fixes. This formatting is not always correct using the current logic.

**Fix**
Try to determine the range to format using the set of text edits that TS returns to us. This is not perfect, but it should better match the actual edit that we make using the quick action