Merge pull request auth0#286 from qaemma/fix-doc-JwkStore

Improve README for the Using KeyProvider example

Author: lbalmaceda

README.md

@@ -74,8 +74,7 @@ By using a `KeyProvider` you can change in runtime the key used either to verify
 - `getPrivateKeyId()`: Its called during token signing and it should return the id of the key that identifies the one returned by `getPrivateKey()`. This value is preferred over the one set in the `JWTCreator.Builder#withKeyId(String)` method. If you don't need to set a `kid` value avoid instantiating an Algorithm using a `KeyProvider`.
 
 
-The following snippet uses example classes showing how this would work:
-
+The following example shows how this would work with `JwkStore`, an imaginary [JWK Set](https://auth0.com/docs/jwks) implementation. For simple key rotation using JWKS, try the [jwks-rsa-java](https://github.com/auth0/jwks-rsa-java) library.
 
 ```java
 final JwkStore jwkStore = new JwkStore("{JWKS_FILE_HOST}");
@@ -105,9 +104,6 @@ Algorithm algorithm = Algorithm.RSA256(keyProvider);
 //Use the Algorithm to create and verify JWTs.
 ```
 
-> For simple key rotation using JWKs try the [jwks-rsa-java](https://github.com/auth0/jwks-rsa-java) library.
-
-
 ### Create and Sign a Token
 
 You'll first need to create a `JWTCreator` instance by calling `JWT.create()`. Use the builder to define the custom Claims your token needs to have. Finally to get the String token call `sign()` and pass the `Algorithm` instance.