3D EAX Environmental sound

(cherry picked from commit 69d8ab329befd528d72fedd29d5295d9874d7a05)
volume fallout over distance to make it even better.

(cherry picked from commit 784707b16c22059f5628e509137f33a25c4b2914)
Nerf on sound distance.

(cherry picked from commit f8d0e02b8385823c798dc9b5f4dfd3050d55780d)