Tightens up spacing as well

That being:
- The removal of the 'open in remote' and 'show commit details' commands for uncomitted changes.
- The removal of the diff message when there is no previous commit available (e.g. the line was never changed after comitting the file).

Changes ${path} token to be the full path
Adds relative formatting support

Adds auto-update for working trree
Fixes issues with working tree status

Hides working changed files behind insiders flag
Unhides Changed Files node from behind insiders flag
Adds changed file count to Changed Files node label
Adds icon to Changed Files node
Adds upstream branch to upstream status nodes
Sorts files in the Changed Files node

Adds ability to automagically set the width of the gutter annotations

Reworks commit-file nodes

Switches to use HoverProvider for hovers in file blames

Optimizes annotation computation (cache by commit)

Isolates moment.js

Combines same url into same remote
Adds a change event for custom remote providers
Adds a repo change event for custom remote providers

Adds openChangedFileChangesWithWorking to custom view
Removes unneeded context checks from custom view commands

Adds ability to provide a branch to open file in remote

Removes branch remote commands if not tracked

Catches branch & remote changes