Everything is wrong with this new gnome, if you want to add, remove, edit panel, you have to:
SUPER+LEFT ALT+RIGHT CLICK
Just to edit or change anything on a panel
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Everything is wrong with this new gnome, if you want to add, remove, edit panel, you have to:
SUPER+LEFT ALT+RIGHT CLICK
Just to edit or change anything on a panel
Source: http://www.dotmana.com/weblog/2013/01/gnome-classic-3-on-ubuntu-12-04-edit-panel/