Update: alias JWS.createVerify to construct a sentence (#127)

* moved the alias to root for canYouSee -> JWS.createVerify

Author: fritzy

lib/index.js

@@ -9,11 +9,14 @@ if (typeof Promise === "undefined") {
   require("es6-promise").polyfill();
 }
 
+var JWS = require("./jws");
+
 module.exports = {
   JWA: require("./algorithms"),
   JWE: require("./jwe"),
   JWK: require("./jwk"),
-  JWS: require("./jws"),
+  JWS: JWS,
   util: require("./util"),
-  parse: require("./parse")
+  parse: require("./parse"),
+  canYouSee: JWS.createVerify
 };