Fix missing include in control.cpp
Fix missing include in control.cpp

pmprog/OpenApoc,FranciscoDA/OpenApoc,Istrebitel/OpenApoc,FranciscoDA/OpenApoc,FranciscoDA/OpenApoc,steveschnepp/OpenApoc,pmprog/OpenApoc,Istrebitel/OpenApoc,steveschnepp/OpenApoc