Print parameters to optimize in calibrate

[miguelriemoliveira]

Done.

An example:

Optimization setup with 18 parameters: ['world-rgb_world_link_x', 'world-rgb_world_link_y', 'world-rgb_world_link_z', 'world-rgb_world_link_r1', 'world-rgb_world_link_r2', 'world-rgb_world_link_r3', 'flange-charuco_200x200_8x8_x', 'flange-charuco_200x200_8x8_y', 'flange-charuco_200x200_8x8_z', 'flange-charuco_200x200_8x8_r1', 'flange-charuco_200x200_8x8_r2', 'flange-charuco_200x200_8x8_r3', 'joint-elbow_joint-origin_yaw', 'joint-shoulder_lift_joint-origin_yaw', 'joint-shoulder_pan_joint-origin_yaw', 'joint-wrist_1_joint-origin_yaw', 'joint-wrist_2_joint-origin_yaw', 'joint-wrist_3_joint-origin_yaw']

[miguelriemoliveira]

FYI @Kazadhum