Fix llvm apt-repository line, add MONOLITHIC_BUILD as env option
Fix llvm apt-repository line, add MONOLITHIC_BUILD as env option

FranciscoDA/OpenApoc,steveschnepp/OpenApoc,AndO3131/OpenApoc,FranciscoDA/OpenApoc,pmprog/OpenApoc,Istrebitel/OpenApoc,ShadowDancer/OpenApoc,pmprog/OpenApoc,AndO3131/OpenApoc,ShadowDancer/OpenApoc,Istrebitel/OpenApoc,AndO3131/OpenApoc,agry/x-com,agry/x-com,agry/x-com,steveschnepp/OpenApoc,FranciscoDA/OpenApoc