installation tutorial for CS_GLACIER by MISTER_WR3NCH

step 1: place the .bsp/.txt files from cs_informal/maps to cstrike/maps

step 2: place the .txt/.bmp file from cs_informal/overviews to cstrike/overviews

step 3: place all the TGAs from cs_glacier/gfx/env to cstrike/gfx/enx

step 3: a .res file has been provided for server support