- Expand the clickbox for highlighting/hiding item to it's entire name
- Left click on name highlights item, right click hides item
- Highlight background when in highlighting mode of the background item
that is hovered
- In order to help in cluttered environment, bring ground item that is
hovered to front.
These changes makes easy to see what item are you trying to
highlight/hide in cluttered areas.
Signed-off-by: Tomas Slusny <slusnucky@gmail.com>