Adds discussions link

Changes fetch/pull/push on roots to affect the whole repo

Clarifies that commit will be included in push

Adds push to unpublished file commits in history views

Adds a name property to the action runner api
Bumps vscode version to use > in when clauses

And limits it to only affect the welcome experience since showWhatsNewAfterUpgrades already exists

If child is splatted, it can trigger a change on itself (e.g. parent)

Commits view will also expand repos with changes

If repo lacks watching, pretend change checks are true if unknown change

Adds preview action runner extensibility api

Adds a deny everywhere option
Adds command to reset denials

Cleans up changes for #1165