Car.cs: Merge Stefano's modifications from master to ashish-car
Car.cs: Car can now exit grid
Grid::getCrossing(string id) is now static.

- getCrossing(..) returns a Crossing object. This functionality shouldn't be restricted to objects of Grid.
- allows Car to get the next Crossing
Car: temp commit…
TrafficLight: Create public property for Color

Using _color from other classes didn't feel right
Car: check if traffic light is green
Car: check if traffic light is green
Car: Resolve merge conflict
Car: Resolve some stupid merge conflict. Git can be a huge pain in the ass at time...
Car: Move into intersection
Merge branch 'master' into ashish

Conflicts:
	Traffic_Simulator.sln
	Traffic_Simulator/Car.cs
Fixes..
Car moves on intersection at LaneEnter1 and LaneEnter2
Car moves on intersection at LaneExit
Car: Add code from 9c7c4aa26e84c6b705940acb9e31d73114fdac06 to calculate Turn
Merge branch 'master' into ashish
Merge branch 'master' into ashish
Car: Calculate Turn once Car enters Grid