Changing code sample / docs for 'Update an Account' section.
Changing code sample / docs for 'Update an Account' section.

stormpath/stormpath-sdk-node,ck-lee/stormpath-sdk-node,peebles/stormpath-sdk-node,wakashige/stormpath-sdk-node,peebles/stormpath-sdk-node,stormpath/stormpath-sdk-node