FlipClockJS - Multiple Instances + data-countdown

Trying to make flipclock.js work in multiple instances while taking data from "data-countdown"

by zerrax

HTML

<div class="clock-1" data-countdown="15/07/2015 17:12:20" style="margin:2em;"></div>
<div class="message"></div>

CSS

/* Get the bourbon mixin from http://bourbon.io */
/* Reset */
.flip-clock-wrapper * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    -o-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;
    -o-backface-visibility: hidden;
    backface-visibility: hidden;
}

.flip-clock-wrapper a {
  cursor: pointer;
  text-decoration: none;
  color: #ccc; }

.flip-clock-wrapper a:hover {
  color: #fff; }

.flip-clock-wrapper ul {
  list-style: none; }

.flip-clock-wrapper.clearfix:before,
.flip-clock-wrapper.clearfix:after {
  content: " ";
  display: table; }

.flip-clock-wrapper.clearfix:after {
  clear: both; }

.flip-clock-wrapper.clearfix {
  *zoom: 1; }

/* Main */
.flip-clock-wrapper {
  font: normal 11px "Helvetica Neue", Helvetica, sans-serif;
  -webkit-user-select: none; }

.flip-clock-meridium {
  background: none !important;
  box-shadow: 0 0 0 !important;
  font-size: 36px !important; }

.flip-clock-meridium a { color: #313333; }

.flip-clock-wrapper {
  text-align: center;
  position: relative;
  width: 100%;
  margin: 1em;
}

.flip-clock-wrapper:before,
.flip-clock-wrapper:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}
.flip-clock-wrapper:after {
    clear: both;
}

/* Skeleton */
.flip-clock-wrapper ul {
  position: relative;
  float: left;
  margin: 5px;
  width: 60px;
  height: 90px;
  font-size: 80px;
  font-weight: bold;
  line-height: 87px;
  border-radius: 6px;
  background: #000;
}

.flip-clock-wrapper ul li {
  z-index: 1;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  line-height: 87px;
  text-decoration: none !important;
}

.flip-clock-wrapper ul li:first-child {
  z-index: 2; }

.flip-clock-wrapper ul li a {
  display: block;
  height: 100%;
  -webkit-perspective: 200px;
  -moz-perspective: 200px;
  perspective: 200px;
  margin: 0...

JavaScript

/*! flipclock 2015-01-19 */
var Base=function(){};Base.extend=function(a,b){"use strict";var c=Base.prototype.extend;Base._prototyping=!0;var d=new this;c.call(d,a),d.base=function(){},delete Base._prototyping;var e=d.constructor,f=d.constructor=function(){if(!Base._prototyping)if(this._constructing||this.constructor==f)this._constructing=!0,e.apply(this,arguments),delete this._constructing;else if(null!==arguments[0])return(arguments[0].extend||c).call(arguments[0],d)};return f.ancestor=this,f.extend=this.extend,f.forEach=this.forEach,f.implement=this.implement,f.prototype=d,f.toString=this.toString,f.valueOf=function(a){return"object"==a?f:e.valueOf()},c.call(f,b),"function"==typeof f.init&&f.init(),f},Base.prototype={extend:function(a,b){if(arguments.length>1){var c=this[a];if(c&&"function"==typeof b&&(!c.valueOf||c.valueOf()!=b.valueOf())&&/\bbase\b/.test(b)){var d=b.valueOf();b=function(){var a=this.base||Base.prototype.base;this.base=c;var b=d.apply(this,arguments);return this.base=a,b},b.valueOf=function(a){return"object"==a?b:d},b.toString=Base.toString}this[a]=b}else if(a){var e=Base.prototype.extend;Base._prototyping||"function"==typeof this||(e=this.extend||e);for(var f={toSource:null},g=["constructor","toString","valueOf"],h=Base._prototyping?0:1;i=g[h++];)a[i]!=f[i]&&e.call(this,i,a[i]);for(var i in a)f[i]||e.call(this,i,a[i])}return this}},Base=Base.extend({constructor:function(){this.extend(arguments[0])}},{ancestor:Object,version:"1.1",forEach:function(a,b,c){for(var d in a)void 0===this.prototype[d]&&b.call(c,a[d],d,a)},implement:function(){for(var a=0;a<arguments.length;a++)"function"==typeof arguments[a]?arguments[a](this.prototype):this.prototype.extend(arguments[a]);return this},toString:function(){return String(this.valueOf())}});var FlipClock;!function(a){"use strict";FlipClock=function(a,b,c){return b instanceof Object&&b instanceof Date==!1&&(c=b,b=0),new...