-added navmesh place names

-added an overview

-added in small passageway to A from T spawn that avoids mid entirely, swapped sides of t-side fence and added working light as a result, and added in bombgraffiti to indicate new path.

-switched some crates on A to brush based cover

-playerclipped some areas

-changed some clips to material based clips

-added grenade clip to b billboard

-made alt mid CT jump scout wall red to draw attacking players eyes to it

-raised headglitch wall in T spawn

-made some fences not-solid, clipped them with grate clip

-removed areaportals at b temporarily

added 3d skybox

minor performance improvements

tweaked some minor graphical glitches

moved box to slow ts at alt mid