fix(Controls): replace lever to use rotator track
fix(Controls): replace lever to use rotator track

The lever now uses the Rotator_Track as the Track_Object grab mechanic
doesn't work as well for moving the lever.

adamjweaver/VRTK,red-horizon/VRTK,gomez-addams/SteamVR_Unity_Toolkit,thestonefox/VRTK,Blueteak/SteamVR_Unity_Toolkit,thestonefox/SteamVR_Unity_Toolkit,gpvigano/VRTK,mattboy64/SteamVR_Unity_Toolkit,Innoactive/IA-unity-VR-toolkit-VRTK,virror/VRTK,TMaloteaux/SteamVR_Unity_Toolkit,Fulby/VRTK,gpvigano/SteamVR_Unity_Toolkit,nmccarty/htvr,pargee/SteamVR_Unity_Toolkit