Beta Boomerang Race Track 1.2

Fixed the flickering line issues.

• Some road lines were flickering. they should all be fixed with this update.
• There was also a line going over tire stacks, so that's fixed too.

In this update,

• I reduced the bump going into and out of the pit lane.
• Added speed limits to turns as well as lines to suggest braking if you haven't already.
• Signs to let you know how to get to places on the map.
• I made more progress on the off road track.
• Added more safety barriers and walls
• added an entrance to the pit lane from the parking lot areas.

Known Bugs:

• Some lines might flicker. I'm working on this because it only happens when the map...