nl_tokens: dx ... horizontal shift dy ... vertical shift blur ... blur color ... color
pl_tokens: function ( args ) { return _ . template ( '<filter><feGaussianBlur in="SourceAlpha" stdDeviation="${blur}"/><feOffset dx="${dx}" dy="${dy}" result="offsetblur"/><feFlood flood-color="${color}"/><feComposite in2="offsetblur" operator="in"/><feMerge><feMergeNode/><feMergeNode in="SourceGraphic"/></feMerge></filter>' , { dx : args . dx || 0 , dy : args . dy || 0 , <mask> : args . color || 'black' , blur : _ . isFinite ( args . blur ) ? args . blur : 4 } ) ; }