src/index.js
function (el, binding, vnode) {
    let resizeListenerId = el.dataset.responsives
    delete self.resizeListeners[resizeListenerId]
  }
function (el, binding, vnode) {
    let resizeListenerId = el.dataset.responsives
    delete self.resizeListeners[resizeListenerId]
  }
function ( el , binding , vnode ) { let resizeListenerId = el . dataset . responsives delete self . resizeListeners [ resizeListenerId ] }
Is called when the html element is removed from DOM

@param  {object} el      html element
@param  {object} binding the parameters of the mixin
@param  {object} vnode   the virtual html elment
Is called when the html element is removed from DOM