Merge branch 'feature/claw_movement' into 'develop'

...0/Assets/GoogleARCore/SDK/Scripts/InstantPreview.apk.meta

...ts/LegoRobotPhysics/Materials/FootMaterial.physicMaterial

SPEAREDV2.0/Assets/LegoRobotPhysics/NXTWithPlane.prefab

...2.0/Assets/LegoRobotPhysics/Resources/legoNXTRobot.prefab

SPEAREDV2.0/Assets/LegoRobotPhysics/Scripts/ClawControl.cs

...DV2.0/Assets/LegoRobotPhysics/Scripts/ClawControl.cs.meta

...V2.0/Assets/LegoRobotPhysics/Scripts/ClickerController.cs

...Assets/LegoRobotPhysics/Scripts/ClickerController.cs.meta

...2.0/Assets/LegoRobotPhysics/Scripts/MovementController.cs

SPEAREDV2.0/Assets/RosSharp/Prefabs/Balls.prefab

...ets/RosSharp/Scenes/GrabAndDropUnitySimulationScene.unity

SPEAREDV2.0/Assets/RosSharp/Scenes/RobotDemoScene.unity