Code style cleanup, remove redundant comments

lib/switches.js

@@ -1,7 +1,4 @@
 var on = require("./events/on.js")
-// var off = require("./lib/events/on.js")
-// var trigger = require("./lib/events/trigger.js")
-
 
 module.exports = {
   outerHTML: function(oldEl, newEl) {
@@ -20,7 +17,7 @@ module.exports = {
 
     // Copy attributes from the new element to the old one
     if (newEl.hasAttributes()) {
-      var attrs = newEl.attributes;
+      var attrs = newEl.attributes
       for (var i = 0; i < attrs.length; i++) {
         oldEl.attributes.setNamedItem(attrs[i].cloneNode())
       }
@@ -34,9 +31,6 @@ module.exports = {
     var elsToRemove = []
     var elsToAdd = []
     var fragToAppend = document.createDocumentFragment()
-    // height transition are shitty on safari
-    // so commented for now (until I found something ?)
-    // var relevantHeight = 0
     var animationEventNames = "animationend webkitAnimationEnd MSAnimationEnd oanimationend"
     var animatedElsNumber = 0
     var sexyAnimationEnd = function(e) {
@@ -58,28 +52,16 @@ module.exports = {
             elsToAdd.forEach(function(el) {
               el.className = el.className.replace(el.getAttribute("data-pjax-classes"), "")
               el.removeAttribute("data-pjax-classes")
-              // Pjax.off(el, animationEventNames, sexyAnimationEnd, true)
             })
 
             elsToAdd = null // free memory
             elsToRemove = null // free memory
 
-            // assume the height is now useless (avoid bug since there is overflow hidden on the parent)
-            // oldEl.style.height = "auto"
-
             // this is to trigger some repaint (example: picturefill)
             this.onSwitch()
-            // Pjax.trigger(window, "scroll")
           }
         }.bind(this)
 
-    // Force height to be able to trigger css animation
-    // here we get the relevant height
-    // oldEl.parentNode.appendChild(newEl)
-    // relevantHeight = newEl.getBoundingClientRect().height
-    // oldEl.parentNode.removeChild(newEl)
-    // oldEl.style.height = oldEl.getBoundingClientRect().height + "px"
-
     switchOptions = switchOptions || {}
 
     forEach.call(oldEl.childNodes, function(el) {
@@ -123,7 +105,5 @@ module.exports = {
     // pass all className of the parent
     oldEl.className = newEl.className
     oldEl.appendChild(fragToAppend)
-
-    // oldEl.style.height = relevantHeight + "px"
   }
 }