Polish CheckedPath; make specials dirs string constants.
Fix #10372: hide CheckedPath's File instance
Do not check owner for newly created object (see #10518)
Increase clarity of FsFile.toString() Javadoc.
Add CheckedPath helper method to avoid FsFile.toString().
Removing setup_scripts and import_scripts from Web scripts menu. See #6542
Replace '.py' with '...' and sort script submenus. See #6542
Blitz: Adding 'as owner' into Plate._getQueryString(). See #10519
Fix script menu sorting bug from earlier commit
Add 'active_group' to context['ome'] in @render_response()

This is useful for all page templates to know what the ID of the active_group is.
Uses the eventContext().groupId initially, but once the user has switched groups,
we use the request.session.get('active_group') to keep track and pass this to context.
Remove unused import.
Change selection using mouse click. (see #10478)
Add doc and remove whitespaces.
Improve mouse dragged and cursor display (see #10478)
Add doc.
Use the same method for visible rectangle.
Review tile loading and resolution change (see #10477)
Fix tile loading after D&D (see #10479)
Remove method invoked twice.
Remove unused import.