Update to EN-GB.TXT
Update to EN-GB.TXT

Added the string for the X-COM Apocalypse Ufopedia
agry/x-com,AndO3131/OpenApoc,ShadowDancer/OpenApoc,steveschnepp/OpenApoc,AndO3131/OpenApoc,FranciscoDA/OpenApoc,Istrebitel/OpenApoc,ShadowDancer/OpenApoc,pmprog/OpenApoc,agry/x-com,AndO3131/OpenApoc,agry/x-com,FranciscoDA/OpenApoc,FranciscoDA/OpenApoc,Istrebitel/OpenApoc,pmprog/OpenApoc,steveschnepp/OpenApoc