Add Falcon Bravo7 Bluevolta

python/example_robot_data/robots_loader.py

robots/bluevolta_description/meshes/bluevolta.stl

...ts/bluevolta_description/meshes/bluevolta_convex_hull.stl

robots/bluevolta_description/meshes/bluevolta_propeller.stl

.../bluevolta_description/srdf/bluevolta_bravo7_gripper.srdf

...ts/bluevolta_description/srdf/bluevolta_bravo7_no_ee.srdf

robots/bluevolta_description/urdf/bluevolta.urdf

.../bluevolta_description/urdf/bluevolta_bravo7_gripper.urdf

...ts/bluevolta_description/urdf/bluevolta_bravo7_no_ee.urdf

robots/bravo7_description/README.md

robots/bravo7_description/meshes/RS2-161.stl

robots/bravo7_description/meshes/RS2-161_convex_hull.stl

robots/bravo7_description/meshes/RS2-180.stl

robots/bravo7_description/meshes/RS2-180_convex_hull.stl

robots/bravo7_description/meshes/RS2-214.stl

robots/bravo7_description/meshes/RS2-214_convex_hull.stl

robots/bravo7_description/meshes/RS2-217.stl

robots/bravo7_description/meshes/RS2-217_convex_hull.stl

robots/bravo7_description/meshes/RS2-250-212-214.stl

...bravo7_description/meshes/RS2-250-212-214_convex_hull.stl