Added previous steering wheel variable

Changed VehicleDashboardActivity
Revert "Added previous steering wheel variable"

This reverts commit 2d3f756966b59b12a9d09646633f878e25dd0543.
Revert "Revert "Added previous steering wheel variable""

This reverts commit b02a44fa1626ca5f9adfbc631aee3c153252e831.