updated docs for application.verifyPasswordResetToken()
updated docs for application.verifyPasswordResetToken()

fixes #25
peebles/stormpath-sdk-node,peebles/stormpath-sdk-node,stormpath/stormpath-sdk-node,stormpath/stormpath-sdk-node,ck-lee/stormpath-sdk-node,wakashige/stormpath-sdk-node