diff --git a/static/js/libs/sha.js b/static/js/libs/sha.js
index 27fa59e6..ef3d0354 100644
--- a/static/js/libs/sha.js
+++ b/static/js/libs/sha.js
@@ -9,6 +9,7 @@
 
  Several functions taken from Paul Johnston
 */
+// Version 1.5.0
 (function(T){function z(a,c,b){var g=0,f=[0],h="",l=null,h=b||"UTF8";if("UTF8"!==h&&"UTF16"!==h)throw"encoding must be UTF8 or UTF16";if("HEX"===c){if(0!==a.length%2)throw"srcString of HEX type must be in byte increments";l=B(a);g=l.binLen;f=l.value}else if("ASCII"===c||"TEXT"===c)l=J(a,h),g=l.binLen,f=l.value;else if("B64"===c)l=K(a),g=l.binLen,f=l.value;else throw"inputFormat must be HEX, TEXT, ASCII, or B64";this.getHash=function(a,c,b,h){var l=null,d=f.slice(),n=g,p;3===arguments.length?"number"!==
 typeof b&&(h=b,b=1):2===arguments.length&&(b=1);if(b!==parseInt(b,10)||1>b)throw"numRounds must a integer >= 1";switch(c){case "HEX":l=L;break;case "B64":l=M;break;default:throw"format must be HEX or B64";}if("SHA-1"===a)for(p=0;p<b;p++)d=y(d,n),n=160;else if("SHA-224"===a)for(p=0;p<b;p++)d=v(d,n,a),n=224;else if("SHA-256"===a)for(p=0;p<b;p++)d=v(d,n,a),n=256;else if("SHA-384"===a)for(p=0;p<b;p++)d=v(d,n,a),n=384;else if("SHA-512"===a)for(p=0;p<b;p++)d=v(d,n,a),n=512;else throw"Chosen SHA variant is not supported";
 return l(d,N(h))};this.getHMAC=function(a,b,c,l,s){var d,n,p,m,w=[],x=[];d=null;switch(l){case "HEX":l=L;break;case "B64":l=M;break;default:throw"outputFormat must be HEX or B64";}if("SHA-1"===c)n=64,m=160;else if("SHA-224"===c)n=64,m=224;else if("SHA-256"===c)n=64,m=256;else if("SHA-384"===c)n=128,m=384;else if("SHA-512"===c)n=128,m=512;else throw"Chosen SHA variant is not supported";if("HEX"===b)d=B(a),p=d.binLen,d=d.value;else if("ASCII"===b||"TEXT"===b)d=J(a,h),p=d.binLen,d=d.value;else if("B64"===