diff --git a/dist/color-thief.min.js b/dist/color-thief.min.js
index 7cbd667..bbca77b 100644
--- a/dist/color-thief.min.js
+++ b/dist/color-thief.min.js
@@ -10,13 +10,14 @@
  *
  * License
  * -------
- * Copyright 2011, 2015 Lokesh Dhakar
+ * Copyright Lokesh Dhakar
  * Released under the MIT license
  * https://raw.githubusercontent.com/lokesh/color-thief/master/LICENSE
  *
  * @license
  */
-var CanvasImage=function(a){this.canvas=document.createElement("canvas"),this.context=this.canvas.getContext("2d"),document.body.appendChild(this.canvas),this.width=this.canvas.width=a.width,this.height=this.canvas.height=a.height,this.context.drawImage(a,0,0,this.width,this.height)};CanvasImage.prototype.clear=function(){this.context.clearRect(0,0,this.width,this.height)},CanvasImage.prototype.update=function(a){this.context.putImageData(a,0,0)},CanvasImage.prototype.getPixelCount=function(){return this.width*this.height},CanvasImage.prototype.getImageData=function(){return this.context.getImageData(0,0,this.width,this.height)},CanvasImage.prototype.removeCanvas=function(){this.canvas.parentNode.removeChild(this.canvas)};var ColorThief=function(){};/*!
+var CanvasImage=function(t){this.canvas=document.createElement("canvas"),this.context=this.canvas.getContext("2d"),document.body.appendChild(this.canvas),this.width=this.canvas.width=t.width,this.height=this.canvas.height=t.height,this.context.drawImage(t,0,0,this.width,this.height)};CanvasImage.prototype.clear=function(){this.context.clearRect(0,0,this.width,this.height)},CanvasImage.prototype.update=function(t){this.context.putImageData(t,0,0)},CanvasImage.prototype.getPixelCount=function(){return this.width*this.height},CanvasImage.prototype.getImageData=function(){return this.context.getImageData(0,0,this.width,this.height)},CanvasImage.prototype.removeCanvas=function(){this.canvas.parentNode.removeChild(this.canvas)};var ColorThief=function(){};
+/*!
  * quantize.js Copyright 2008 Nick Rabinowitz.
  * Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
  * @license
@@ -27,4 +28,4 @@ var CanvasImage=function(a){this.canvas=document.createElement("canvas"),this.co
  * Licensed under the BSD License: http://www.opensource.org/licenses/bsd-license.php
  * @license
  */
-if(ColorThief.prototype.getColor=function(a,b){var c=this.getPalette(a,5,b),d=c[0];return d},ColorThief.prototype.getPalette=function(a,b,c){"undefined"==typeof b&&(b=10),("undefined"==typeof c||c<1)&&(c=10);for(var d,e,f,g,h,i=new CanvasImage(a),j=i.getImageData(),k=j.data,l=i.getPixelCount(),m=[],n=0;n<l;n+=c)d=4*n,e=k[d+0],f=k[d+1],g=k[d+2],h=k[d+3],h>=125&&(e>250&&f>250&&g>250||m.push([e,f,g]));var o=MMCQ.quantize(m,b),p=o?o.palette():null;return i.removeCanvas(),p},!pv)var pv={map:function(a,b){var c={};return b?a.map(function(a,d){return c.index=d,b.call(c,a)}):a.slice()},naturalOrder:function(a,b){return a<b?-1:a>b?1:0},sum:function(a,b){var c={};return a.reduce(b?function(a,d,e){return c.index=e,a+b.call(c,d)}:function(a,b){return a+b},0)},max:function(a,b){return Math.max.apply(null,b?pv.map(a,b):a)}};var MMCQ=function(){function a(a,b,c){return(a<<2*i)+(b<<i)+c}function b(a){function b(){c.sort(a),d=!0}var c=[],d=!1;return{push:function(a){c.push(a),d=!1},peek:function(a){return d||b(),void 0===a&&(a=c.length-1),c[a]},pop:function(){return d||b(),c.pop()},size:function(){return c.length},map:function(a){return c.map(a)},debug:function(){return d||b(),c}}}function c(a,b,c,d,e,f,g){var h=this;h.r1=a,h.r2=b,h.g1=c,h.g2=d,h.b1=e,h.b2=f,h.histo=g}function d(){this.vboxes=new b(function(a,b){return pv.naturalOrder(a.vbox.count()*a.vbox.volume(),b.vbox.count()*b.vbox.volume())})}function e(b){var c,d,e,f,g=1<<3*i,h=new Array(g);return b.forEach(function(b){d=b[0]>>j,e=b[1]>>j,f=b[2]>>j,c=a(d,e,f),h[c]=(h[c]||0)+1}),h}function f(a,b){var d,e,f,g=1e6,h=0,i=1e6,k=0,l=1e6,m=0;return a.forEach(function(a){d=a[0]>>j,e=a[1]>>j,f=a[2]>>j,d<g?g=d:d>h&&(h=d),e<i?i=e:e>k&&(k=e),f<l?l=f:f>m&&(m=f)}),new c(g,h,i,k,l,m,b)}function g(b,c){function d(a){var b,d,e,f,g,h=a+"1",j=a+"2",k=0;for(i=c[h];i<=c[j];i++)if(o[i]>n/2){for(e=c.copy(),f=c.copy(),b=i-c[h],d=c[j]-i,g=b<=d?Math.min(c[j]-1,~~(i+d/2)):Math.max(c[h],~~(i-1-b/2));!o[g];)g++;for(k=p[g];!k&&o[g-1];)k=p[--g];return e[j]=g,f[h]=e[j]+1,[e,f]}}if(c.count()){var e=c.r2-c.r1+1,f=c.g2-c.g1+1,g=c.b2-c.b1+1,h=pv.max([e,f,g]);if(1==c.count())return[c.copy()];var i,j,k,l,m,n=0,o=[],p=[];if(h==e)for(i=c.r1;i<=c.r2;i++){for(l=0,j=c.g1;j<=c.g2;j++)for(k=c.b1;k<=c.b2;k++)m=a(i,j,k),l+=b[m]||0;n+=l,o[i]=n}else if(h==f)for(i=c.g1;i<=c.g2;i++){for(l=0,j=c.r1;j<=c.r2;j++)for(k=c.b1;k<=c.b2;k++)m=a(j,i,k),l+=b[m]||0;n+=l,o[i]=n}else for(i=c.b1;i<=c.b2;i++){for(l=0,j=c.r1;j<=c.r2;j++)for(k=c.g1;k<=c.g2;k++)m=a(j,k,i),l+=b[m]||0;n+=l,o[i]=n}return o.forEach(function(a,b){p[b]=n-a}),d(h==e?"r":h==f?"g":"b")}}function h(a,c){function h(a,b){for(var c,d=1,e=0;e<k;)if(c=a.pop(),c.count()){var f=g(i,c),h=f[0],j=f[1];if(!h)return;if(a.push(h),j&&(a.push(j),d++),d>=b)return;if(e++>k)return}else a.push(c),e++}if(!a.length||c<2||c>256)return!1;var i=e(a),j=0;i.forEach(function(){j++});var m=f(a,i),n=new b(function(a,b){return pv.naturalOrder(a.count(),b.count())});n.push(m),h(n,l*c);for(var o=new b(function(a,b){return pv.naturalOrder(a.count()*a.volume(),b.count()*b.volume())});n.size();)o.push(n.pop());h(o,c-o.size());for(var p=new d;o.size();)p.push(o.pop());return p}var i=5,j=8-i,k=1e3,l=.75;return c.prototype={volume:function(a){var b=this;return b._volume&&!a||(b._volume=(b.r2-b.r1+1)*(b.g2-b.g1+1)*(b.b2-b.b1+1)),b._volume},count:function(b){var c=this,d=c.histo;if(!c._count_set||b){var e,f,g,h=0;for(e=c.r1;e<=c.r2;e++)for(f=c.g1;f<=c.g2;f++)for(g=c.b1;g<=c.b2;g++)index=a(e,f,g),h+=d[index]||0;c._count=h,c._count_set=!0}return c._count},copy:function(){var a=this;return new c(a.r1,a.r2,a.g1,a.g2,a.b1,a.b2,a.histo)},avg:function(b){var c=this,d=c.histo;if(!c._avg||b){var e,f,g,h,j,k=0,l=1<<8-i,m=0,n=0,o=0;for(f=c.r1;f<=c.r2;f++)for(g=c.g1;g<=c.g2;g++)for(h=c.b1;h<=c.b2;h++)j=a(f,g,h),e=d[j]||0,k+=e,m+=e*(f+.5)*l,n+=e*(g+.5)*l,o+=e*(h+.5)*l;k?c._avg=[~~(m/k),~~(n/k),~~(o/k)]:c._avg=[~~(l*(c.r1+c.r2+1)/2),~~(l*(c.g1+c.g2+1)/2),~~(l*(c.b1+c.b2+1)/2)]}return c._avg},contains:function(a){var b=this,c=a[0]>>j;return gval=a[1]>>j,bval=a[2]>>j,c>=b.r1&&c<=b.r2&&gval>=b.g1&&gval<=b.g2&&bval>=b.b1&&bval<=b.b2}},d.prototype={push:function(a){this.vboxes.push({vbox:a,color:a.avg()})},palette:function(){return this.vboxes.map(function(a){return a.color})},size:function(){return this.vboxes.size()},map:function(a){for(var b=this.vboxes,c=0;c<b.size();c++)if(b.peek(c).vbox.contains(a))return b.peek(c).color;return this.nearest(a)},nearest:function(a){for(var b,c,d,e=this.vboxes,f=0;f<e.size();f++)c=Math.sqrt(Math.pow(a[0]-e.peek(f).color[0],2)+Math.pow(a[1]-e.peek(f).color[1],2)+Math.pow(a[2]-e.peek(f).color[2],2)),(c<b||void 0===b)&&(b=c,d=e.peek(f).color);return d},forcebw:function(){var a=this.vboxes;a.sort(function(a,b){return pv.naturalOrder(pv.sum(a.color),pv.sum(b.color))});var b=a[0].color;b[0]<5&&b[1]<5&&b[2]<5&&(a[0].color=[0,0,0]);var c=a.length-1,d=a[c].color;d[0]>251&&d[1]>251&&d[2]>251&&(a[c].color=[255,255,255])}},{quantize:h}}();
\ No newline at end of file
+if(ColorThief.prototype.getColor=function(t,r){return this.getPalette(t,5,r)[0]},ColorThief.prototype.getPalette=function(t,r,n){(void 0===r||r<2||r>256)&&(r=10),(void 0===n||n<1)&&(n=10);for(var e,o,i,a,s=new CanvasImage(t),u=s.getImageData().data,h=s.getPixelCount(),c=[],f=0;f<h;f+=n)o=u[(e=4*f)+0],i=u[e+1],a=u[e+2],u[e+3]>=125&&(o>250&&i>250&&a>250||c.push([o,i,a]));var v=MMCQ.quantize(c,r),p=v?v.palette():null;return s.removeCanvas(),p},ColorThief.prototype.getColorFromUrl=function(t,r,n){sourceImage=document.createElement("img");var e=this;sourceImage.addEventListener("load",function(){var o=e.getPalette(sourceImage,5,n)[0];r(o,t)}),sourceImage.src=t},ColorThief.prototype.getImageData=function(t,r){xhr=new XMLHttpRequest,xhr.open("GET",t,!0),xhr.responseType="arraybuffer",xhr.onload=function(t){if(200==this.status){uInt8Array=new Uint8Array(this.response),n=uInt8Array.length,binaryString=new Array(n);for(var n=0;n<uInt8Array.length;n++)binaryString[n]=String.fromCharCode(uInt8Array[n]);data=binaryString.join(""),base64=window.btoa(data),r("data:image/png;base64,"+base64)}},xhr.send()},ColorThief.prototype.getColorAsync=function(t,r,n){var e=this;this.getImageData(t,function(t){sourceImage=document.createElement("img"),sourceImage.addEventListener("load",function(){var t=e.getPalette(sourceImage,5,n)[0];r(t,this)}),sourceImage.src=t})},!pv)var pv={map:function(t,r){var n={};return r?t.map(function(t,e){return n.index=e,r.call(n,t)}):t.slice()},naturalOrder:function(t,r){return t<r?-1:t>r?1:0},sum:function(t,r){var n={};return t.reduce(r?function(t,e,o){return n.index=o,t+r.call(n,e)}:function(t,r){return t+r},0)},max:function(t,r){return Math.max.apply(null,r?pv.map(t,r):t)}};var MMCQ=function(){var t=5,r=8-t,n=1e3,e=.75;function o(r,n,e){return(r<<2*t)+(n<<t)+e}function i(t){var r=[],n=!1;function e(){r.sort(t),n=!0}return{push:function(t){r.push(t),n=!1},peek:function(t){return n||e(),void 0===t&&(t=r.length-1),r[t]},pop:function(){return n||e(),r.pop()},size:function(){return r.length},map:function(t){return r.map(t)},debug:function(){return n||e(),r}}}function a(t,r,n,e,o,i,a){this.r1=t,this.r2=r,this.g1=n,this.g2=e,this.b1=o,this.b2=i,this.histo=a}function s(){this.vboxes=new i(function(t,r){return pv.naturalOrder(t.vbox.count()*t.vbox.volume(),r.vbox.count()*r.vbox.volume())})}function u(t,r){if(r.count()){var n=r.r2-r.r1+1,e=r.g2-r.g1+1,i=r.b2-r.b1+1,a=pv.max([n,e,i]);if(1==r.count())return[r.copy()];var s,u,h,c,f=0,v=[],p=[];if(a==n)for(s=r.r1;s<=r.r2;s++){for(c=0,u=r.g1;u<=r.g2;u++)for(h=r.b1;h<=r.b2;h++)c+=t[o(s,u,h)]||0;f+=c,v[s]=f}else if(a==e)for(s=r.g1;s<=r.g2;s++){for(c=0,u=r.r1;u<=r.r2;u++)for(h=r.b1;h<=r.b2;h++)c+=t[o(u,s,h)]||0;f+=c,v[s]=f}else for(s=r.b1;s<=r.b2;s++){for(c=0,u=r.r1;u<=r.r2;u++)for(h=r.g1;h<=r.g2;h++)c+=t[o(u,h,s)]||0;f+=c,v[s]=f}return v.forEach(function(t,r){p[r]=f-t}),g(a==n?"r":a==e?"g":"b")}function g(t){var n,e,o,i,a,u=t+"1",h=t+"2",c=0;for(s=r[u];s<=r[h];s++)if(v[s]>f/2){for(o=r.copy(),i=r.copy(),a=(n=s-r[u])<=(e=r[h]-s)?Math.min(r[h]-1,~~(s+e/2)):Math.max(r[u],~~(s-1-n/2));!v[a];)a++;for(c=p[a];!c&&v[a-1];)c=p[--a];return o[h]=a,i[u]=o[h]+1,[o,i]}}}return a.prototype={volume:function(t){return this._volume&&!t||(this._volume=(this.r2-this.r1+1)*(this.g2-this.g1+1)*(this.b2-this.b1+1)),this._volume},count:function(t){var r=this.histo;if(!this._count_set||t){var n,e,i,a=0;for(n=this.r1;n<=this.r2;n++)for(e=this.g1;e<=this.g2;e++)for(i=this.b1;i<=this.b2;i++)a+=r[o(n,e,i)]||0;this._count=a,this._count_set=!0}return this._count},copy:function(){return new a(this.r1,this.r2,this.g1,this.g2,this.b1,this.b2,this.histo)},avg:function(r){var n=this.histo;if(!this._avg||r){var e,i,a,s,u=0,h=1<<8-t,c=0,f=0,v=0;for(i=this.r1;i<=this.r2;i++)for(a=this.g1;a<=this.g2;a++)for(s=this.b1;s<=this.b2;s++)u+=e=n[o(i,a,s)]||0,c+=e*(i+.5)*h,f+=e*(a+.5)*h,v+=e*(s+.5)*h;this._avg=u?[~~(c/u),~~(f/u),~~(v/u)]:[~~(h*(this.r1+this.r2+1)/2),~~(h*(this.g1+this.g2+1)/2),~~(h*(this.b1+this.b2+1)/2)]}return this._avg},contains:function(t){var n=t[0]>>r,e=t[1]>>r,o=t[2]>>r;return n>=this.r1&&n<=this.r2&&e>=this.g1&&e<=this.g2&&o>=this.b1&&o<=this.b2}},s.prototype={push:function(t){this.vboxes.push({vbox:t,color:t.avg()})},palette:function(){return this.vboxes.map(function(t){return t.color})},size:function(){return this.vboxes.size()},map:function(t){for(var r=this.vboxes,n=0;n<r.size();n++)if(r.peek(n).vbox.contains(t))return r.peek(n).color;return this.nearest(t)},nearest:function(t){for(var r,n,e,o=this.vboxes,i=0;i<o.size();i++)((n=Math.sqrt(Math.pow(t[0]-o.peek(i).color[0],2)+Math.pow(t[1]-o.peek(i).color[1],2)+Math.pow(t[2]-o.peek(i).color[2],2)))<r||void 0===r)&&(r=n,e=o.peek(i).color);return e},forcebw:function(){var t=this.vboxes;t.sort(function(t,r){return pv.naturalOrder(pv.sum(t.color),pv.sum(r.color))});var r=t[0].color;r[0]<5&&r[1]<5&&r[2]<5&&(t[0].color=[0,0,0]);var n=t.length-1,e=t[n].color;e[0]>251&&e[1]>251&&e[2]>251&&(t[n].color=[255,255,255])}},{quantize:function(h,c){if(!h.length||c<2||c>256)return!1;var f=function(n){var e,i,a,s,u=new Array(1<<3*t);return n.forEach(function(t){i=t[0]>>r,a=t[1]>>r,s=t[2]>>r,e=o(i,a,s),u[e]=(u[e]||0)+1}),u}(h);f.forEach(function(){});var v=function(t,n){var e,o,i,s=1e6,u=0,h=1e6,c=0,f=1e6,v=0;return t.forEach(function(t){e=t[0]>>r,o=t[1]>>r,i=t[2]>>r,e<s?s=e:e>u&&(u=e),o<h?h=o:o>c&&(c=o),i<f?f=i:i>v&&(v=i)}),new a(s,u,h,c,f,v,n)}(h,f),p=new i(function(t,r){return pv.naturalOrder(t.count(),r.count())});function g(t,r){for(var e,o=1,i=0;i<n;)if((e=t.pop()).count()){var a=u(f,e),s=a[0],h=a[1];if(!s)return;if(t.push(s),h&&(t.push(h),o++),o>=r)return;if(i++>n)return}else t.push(e),i++}p.push(v),g(p,e*c);for(var l=new i(function(t,r){return pv.naturalOrder(t.count()*t.volume(),r.count()*r.volume())});p.size();)l.push(p.pop());g(l,c-l.size());for(var m=new s;l.size();)m.push(l.pop());return m}}}();
\ No newline at end of file
diff --git a/src/color-thief.js b/src/color-thief.js
index f4ed41a..d5bc5da 100644
--- a/src/color-thief.js
+++ b/src/color-thief.js
@@ -10,7 +10,7 @@
  *
  * License
  * -------
- * Copyright 2011, 2015 Lokesh Dhakar
+ * Copyright Lokesh Dhakar
  * Released under the MIT license
  * https://raw.githubusercontent.com/lokesh/color-thief/master/LICENSE
  *
@@ -179,7 +179,7 @@ ColorThief.prototype.getColorAsync = function(imageUrl, callback, quality) {
             var dominantColor = palette[0];
             callback(dominantColor, this);
         });
-        sourceImage.src = imageData;      
+        sourceImage.src = imageData;
     });
 };