Fixes #72152

Conflicts with scroll up/down line.

Fixes #72274

Make the starting folder consitent with opening a file

And fix a new highlighing issue

Added quick pick entry to terminate all running tasks along with argument 'terminateAll' which can be used with custom key binding to terminate all tasks via keyboard shortcut.

Fixes #27041 

Too many 0s

I tested this by opening a 12mb image multiple times and then closing it. After a breif spike, memory usage returned to the baseline level

* ext: in setting editor