(function(global){"use strict";var _base64=global.base64;var version="2.1.9";var buffer;if(typeof module!=="undefined"&&module.exports){try{buffer=require("buffer").buffer}catch(err){}}var b64chars="abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789+/";var b64tab=function(bin){var t={};for(var i=0,l=bin.length;i<l;i++)t[bin.charat(i)]=i;return t}(b64chars);var fromcharcode=string.fromcharcode;var cb_utob=function(c){if(c.length<2){var cc=c.charcodeat(0);return cc<128?c:cc<2048?fromcharcode(192|cc>>>6)+fromcharcode(128|cc&63):fromcharcode(224|cc>>>12&15)+fromcharcode(128|cc>>>6&63)+fromcharcode(128|cc&63)}else{var cc=65536+(c.charcodeat(0)-55296)*1024+(c.charcodeat(1)-56320);return fromcharcode(240|cc>>>18&7)+fromcharcode(128|cc>>>12&63)+fromcharcode(128|cc>>>6&63)+fromcharcode(128|cc&63)}};var re_utob=/[\ud800-\udbff][\udc00-\udffff]|[^\x00-\x7f]/g;var utob=function(u){return u.replace(re_utob,cb_utob)};var cb_encode=function(ccc){var padlen=[0,2,1][ccc.length%3],ord=ccc.charcodeat(0)<<16|(ccc.length>1?ccc.charcodeat(1):0)<<8|(ccc.length>2?ccc.charcodeat(2):0),chars=[b64chars.charat(ord>>>18),b64chars.charat(ord>>>12&63),padlen>=2?"=":b64chars.charat(ord>>>6&63),padlen>=1?"=":b64chars.charat(ord&63)];return chars.join("")};var btoa=global.btoa?function(b){return global.btoa(b)}:function(b){return b.replace(/[\s\s]{1,3}/g,cb_encode)};var _encode=buffer?function(u){return(u.constructor===buffer.constructor?u:new buffer(u)).tostring("base64")}:function(u){return btoa(utob(u))};var encode=function(u,urisafe){return!urisafe?_encode(string(u)):_encode(string(u)).replace(/[+\/]/g,function(m0){return m0=="+"?"-":"_"}).replace(/=/g,"")};var encodeuri=function(u){return encode(u,true)};var re_btou=new regexp(["[à-ß][€-¿]","[à-ï][€-¿]{2}","[ð-÷][€-¿]{3}"].join("|"),"g");var cb_btou=function(cccc){switch(cccc.length){case 4:var cp=(7&cccc.charcodeat(0))<<18|(63&cccc.charcodeat(1))<<12|(63&cccc.charcodeat(2))<<6|63&cccc.charcodeat(3),offset=cp-65536;return fromcharcode((offset>>>10)+55296)+fromcharcode((offset&1023)+56320);case 3:return fromcharcode((15&cccc.charcodeat(0))<<12|(63&cccc.charcodeat(1))<<6|63&cccc.charcodeat(2));default:return fromcharcode((31&cccc.charcodeat(0))<<6|63&cccc.charcodeat(1))}};var btou=function(b){return b.replace(re_btou,cb_btou)};var cb_decode=function(cccc){var len=cccc.length,padlen=len%4,n=(len>0?b64tab[cccc.charat(0)]<<18:0)|(len>1?b64tab[cccc.charat(1)]<<12:0)|(len>2?b64tab[cccc.charat(2)]<<6:0)|(len>3?b64tab[cccc.charat(3)]:0),chars=[fromcharcode(n>>>16),fromcharcode(n>>>8&255),fromcharcode(n&255)];chars.length-=[0,0,2,1][padlen];return chars.join("")};var atob=global.atob?function(a){return global.atob(a)}:function(a){return a.replace(/[\s\s]{1,4}/g,cb_decode)};var _decode=buffer?function(a){return(a.constructor===buffer.constructor?a:new buffer(a,"base64")).tostring()}:function(a){return btou(atob(a))};var decode=function(a){return _decode(string(a).replace(/[-_]/g,function(m0){return m0=="-"?"+":"/"}).replace(/[^a-za-z0-9\+\/]/g,""))};var noconflict=function(){var base64=global.base64;global.base64=_base64;return base64};global.base64={version:version,atob:atob,btoa:btoa,frombase64:decode,tobase64:encode,utob:utob,encode:encode,encodeuri:encodeuri,btou:btou,decode:decode,noconflict:noconflict};if(typeof object.defineproperty==="function"){var noenum=function(v){return{value:v,enumerable:false,writable:true,configurable:true}};global.base64.extendstring=function(){object.defineproperty(string.prototype,"frombase64",noenum(function(){return decode(this)}));object.defineproperty(string.prototype,"tobase64",noenum(function(urisafe){return encode(this,urisafe)}));object.defineproperty(string.prototype,"tobase64uri",noenum(function(){return encode(this,true)}))}}if(global["meteor"]){base64=global.base64}})(this);