fix from the 27/05 playtest + new part of the 3d skybox

* new curved corridor leading to B
* ramp mid on T side to hold CT pushes
* various fix due to feedbacks
* updated minimap
* fix 2 way to leave the map

fix vis bug on B

* add detail over the map
* fix various bug for today playtest
* B height change
* first custom props
* first test of valcano made of displacement

close acces to con from T spawn
more foliage
adjust angle on B
Lower B site to make retake easier
Added heaven on CT side B
few bug fixes from yesturday playtest

change A layout
add window B on T side
more props
fix various bug from 16 and17/05/24 playtest

lobby and ct spawn are now rotated by 15°
ladder top mid
new geo on A
various fixes

various community feedback
windows fixed
team intro added

various fix and big changes after today playtests
+ deathmatch added

huge change in the layout