Map ns_tanith for NS

tanith v1.1 beta 2/13/02 tommyd email: tjd159@psu.edu missing: -outside satellite part -several models, including 'reactor' model for the reactor room -models showing directions -a few welds -readyroom (ns_ass style!) changes: -smaller by 10%, aimed for faster matches -75% reduction in entities, should run very fast -texturing overhaul -total revamp of MS - no more problems with issuing commands in MS -added world models, more to come -moved fusion hive -new reactor room and surrounding halls -fixed aliens-falling-thru-grates -HLTV support aknowledgements: Fam (textures) shaderlab textures (these are temporary - will be replaced)