Add UNITY CrossPlatform Mobile controls to my Car Controller - open to bidding

1) I already have a car controller (that I will supply to you) that includes an input script and a car controller script, both in C# in the Unity3d engine. You will be modifying the input script. 2) Add mobile controls including ... All touch for steering and gas and breaks ... and alternative of tilt for steering and touch for gas and breaks. 3) Add a simple screen with Unity's uGUI for selecting input type of either mouse input or tilt and touch input or all touch input. 4) Must be designed to scale for different screen resolution. 5) Must utilize Unity's Cross Platform Inputs that is supplied by Unity in their Standard Assets package and must be compatible with Unity 4.6 and Unity 5.