Update fuzzy_file_nav.py

- Use folder name in quick panel for fuzzy search
excludes for actions: keep_panel_open_after_action
add keep_panel_open_exceptions to settings
-More consistent toggle hidden functionality
Backport features and fixes from ST3

-Preserve selections and viewport when performing saveas function
-Ensure file is focused when file is open
- Display CWD when panel is open
- sidebar context menu support
- context menu adjustment for quicker access to “Fuzzy Nav Here”
- Unexpected issues when a panel commands overrides another panel
command
Merge branch 'master' history into ST3
Add subnotify support
Merge branch 'master' into ST3