Merge pull request #56 from ostdotcom/kedarchandrayan-patch-1

Update util.js

Author: kedarchandrayan

lib/util.js

@@ -76,26 +76,6 @@ class Util {
     return '0x' + arr1.join('');
   }
 
-  /**
-   * Generate random passphrase
-   *
-   * @param {Integer} length
-   *
-   * @returns {String}
-   */
-  generatePassphrase(length) {
-    length = length || 30;
-
-    let charset = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789@%*#^*',
-      retVal = '';
-
-    for (let i = 0, n = charset.length; i < length; ++i) {
-      retVal += charset.charAt(Math.floor(Math.random() * n));
-    }
-
-    return retVal;
-  }
-
   /**
    * Adds leading zeroes
    *