Multi Stage CP_Hopper a5

-Added more shelter in the first point to make it a little bit easier to defend.
-Added an additional flank on the second point and access to the top of trains
-Reconfigured the containers and flanks on the third point.
-Adjusted readability of certain windows

Adjusted scale and sightlines on first and last point
Added more cover on first point and adjusted red's first spawn.
Made last have a bit more cover for red.

uploaded wrong bsp

Added a middle point and adjusted both the first and third points.

Overhauled a lot of the layout and changed many things. Still the first stage of the map.