fix bug when there's no 'name' attribute in array (use key instead)
fix bug when there's no 'name' attribute in array (use key instead)

KnpLabs/KnpMenu,Nek-/KnpMenu,Nek-/KnpMenu,zbigniewcichanski/KnpMenu,stof/KnpMenu,xabbuh/KnpMenu,krymen/KnpMenu,Soullivaneuh/KnpMenu,zbigniewcichanski/KnpMenu,Soullivaneuh/KnpMenu,xabbuh/KnpMenu,stof/KnpMenu