Fix failing test due to invalid assert
Add test groups to VF_Tire, VF_Wheel, VF_WheelAdapter and FlexibleSearch Classes.
Revert "Add test groups to VF_Tire, VF_Wheel, VF_WheelAdapter and FlexibleSearch Classes."

This reverts commit bfd392fa3a6fb4a0e631f6d9c4167ad81f8604b6.
Refactor FlexibleSearch Request Parameters to utilize VF_FlexibleSearch::getParam() which will check if the parameter is stored in session if the request is null.
Fix constructor arguments to include inherited class arguments.
Fix test to pass
Fix doSetup and doTearDown methods for Test Methods in VF_Vehicle_FinderTests_SaveTest
Fix Import Tests with DI
Fix wheelFinder method in VF_Wheel_FinderTest
Fix bad test that wer not passing because when storeWheelSizeInSession was called it would never store it in the session because it was missing 'stud_spread' or 'lug_count' as a passed parameter
Fix VF/Wheel tests
Remove (int) because levels can be strings