[x] Add floatingBillboard as an option for labelPosition. This position should always make the label appear (without an arrow) above the bot and rotate to face the camera, regardless of the bot's orientation.
[x] Fix the arrow on floating labels on scaled bots.
[x] Add labelFloatingBackgroundColor to customize the color of a floating label's background. The user should be able to set the background to transparent or clear to make it invisible.
floatingBillboardas an option forlabelPosition. This position should always make the label appear (without an arrow) above the bot and rotate to face the camera, regardless of the bot's orientation.labelFloatingBackgroundColorto customize the color of a floating label's background. The user should be able to set the background totransparentorclearto make it invisible.