Fix crash where client is not re-initialized after shutting down
Reactivate r_ambientScale and r_normalScale cvars.
Let r_AmbientScale scale the outgoing diffuse light.

The incoming directional light creates some diffuse output too,
this change allows to set r_ambientScale to 0 and get only the
specular reflections.
Make r_mergeLeafSurfaces and r_vboDeformVertexes default to on
Reload map pk3s when the client disconnects
Fix an infinite loop on linux if the engine executable path is more than 64 char
Fix imagelist
Add the ability to use filters on the imagelist
Fix the /record command
No public VSay broadcasts
Use trilinear filtering by default
Newlines at the end of commands are not requires (or printfs)
Fix startup commands being processed in reverse order
Merge branch 'master' into shared_lib_vm
Implement a clean shutdown for in process VMs