Reflex 0.38.2 Point Release -- Holiday violence!

Updated default melee, hostile, gibs and plasma gun to be a bit more "festive".
Added Christmas map variants
- PRDM1-ashur-christmas - Christmashur
- PRDM3-christmas - Christmas is ruined
- BDM3-christmas - I'm dreaming of a fullbright cyan Christmas
Updated DP8 (by def)
Updated the default map rotation
Added some egyptian meshes
Added a heap of environment meshes.
Added some Christmas themed meshes.
Added snow effect
Added materials: dirt, ice, snow, mud
Added barbed wire meshes to the Industrial set
Added grass fades for nicer blending between grass/no grass.
Fixed yet another fullscreen bug.
Minor performance / VRAM optimisations
Updated menu tiles
Players can now always see cosmetics that they own, even if they're not available from the store