Ultimaker 2 Tray Removal Tool

Tool has geometry that locks around front clips to twist them off and a twist motion can be used to push plate forward from the back clips.

See it in use:

https://www.dropbox.com/s/4xyyxx9pbaha6ea/VID_20150427_211049.mp4?dl=0

https://www.dropbox.com/s/oddt89sxidza5re/VID_20150427_211245%20%287%29.mp4?dl=0