Doly project visuals

These images are unchanged copies from the supplied Doly project archive.
They document simulation and historical experiments, not photographs of
the physical robot or new test runs.

doly-model.png and gazebo-scene.png
Official Doly CAD derivative: DOLY (@robotDoly) / Levent Erenler.
Source: https://github.com/robotdoly/DOLY-DIY
Source revision: 488df278dad88be8bc9d907a117a277a3ce0c67d
License: CC BY-NC-SA 4.0.
https://creativecommons.org/licenses/by-nc-sa/4.0/
The project converted the CAD geometry into simulation meshes, retained
assembly placement, and converted units and axes for ROS. Colours and
physical parameters are simulation assumptions. The images are unchanged.
The supplied license is retained in DOLY-CAD-LICENSE.txt.

camera-semantic.png
Project simulation camera capture with a procedural apple and bench.
Oak tree model: OSRF / Nathan Koenig, Copyright 2012, CC BY 3.0.
Source: https://github.com/osrf/gazebo_models/tree/master/oak_tree
https://creativecommons.org/licenses/by/3.0/
The supplied license is retained in OSRF-TREE-LICENSE.txt.

vio-short-pass.png and vio-meter-fail.png
Unchanged project evaluation plots showing historical OpenVINS estimates
and ground truth. Ground truth is used for offline scoring only.