-urlargs appended to knop_nav object in Knop 9

[stevepiercy]

First try this:

• Navigate to /customer/list/
• Click "Create new" button (if in English)
• note URL in address bar becomes /customer/edit/?-urlargs=
• Click "Cancel" button
• Click link for Demo User
• Click "Cancel" button
• Click "Create new" button again
• note URL in address bar becomes /customer/edit/lo9rnb7ilr6r6/?-urlargs=-urlargs%3D