BUG #14181: Add link-camera option to the menu always.

"Link Camera" option is now available in the context menu even when
right-clicking on an object.

Change-Id: Ie694448695dd63c8b8bfa8185825a0e40f8ff43e
Merge topic '14181_fix_link_camera' into next

412d3de BUG #14181: Add link-camera option to the menu always.