added missing var decl
added missing var decl

gamernetwork/Twig,nicolas-grekas/Twig,gamernetwork/Twig,twigphp/Twig,nicolas-grekas/Twig,nicolas-grekas/Twig,gamernetwork/Twig,gencer/Twig,twigphp/Twig,nicolas-grekas/Twig,twigphp/Twig,gencer/Twig,nicolas-grekas/Twig