Get the light id from the lamp object.
Get the light id from the lamp object.


Former-commit-id: 7120af8551c185979c94b2a186f09c883784a882
ntim/hyperion,penfold42/hyperion.ng,hyperion-project/hyperion,hyperion-project/hyperion.ng,Funatiq/hyperion.ng,redPanther/hyperion.ng,hyperion-project/hyperion.ng,penfold42/hyperion.ng,hyperion-project/hyperion.ng,hyperion-project/hyperion,ntim/hyperion,redPanther/hyperion.ng,hyperion-project/hyperion,ntim/hyperion,Funatiq/hyperion.ng,hyperion-project/hyperion.ng,ntim/hyperion,ntim/hyperion,Funatiq/hyperion.ng,redPanther/hyperion.ng,Funatiq/hyperion.ng,hyperion-project/hyperion,redPanther/hyperion.ng,penfold42/hyperion.ng,penfold42/hyperion.ng,penfold42/hyperion.ng,redPanther/hyperion.ng,Funatiq/hyperion.ng,hyperion-project/hyperion,hyperion-project/hyperion.ng,Funatiq/hyperion.ng,hyperion-project/hyperion,hyperion-project/hyperion.ng,penfold42/hyperion.ng,ntim/hyperion,redPanther/hyperion.ng