Let ‘tab’ in pasteboard history move to next key view

Similarly shift-tab moves to previous key view.
Remove (internal) “sort by type” file browser option
Change FSItem’s name → displayName
Set cell value to display name when editing a file URL

This is incase the item’s display name is different than the file’s display name, for example if the display name contains part of the path’s parent (to disambiguate it).
Disambiguate display names for SCM data source

For example if multiple files with same base name are modified or untracked, then previously it wasn’t possible to tell them apart (other than using the tool tip which show full path).