title: Meteor user email verification not verify the email
body: <p>i create an user signup and send verification email, in email that user received : </p>
  
  <pre><code>Hello Derp,
  To verify your account email, simply click the link below.
  http://sijie.meteor.com/#/verify-email/pd65W2yQ8tKTd6XbF
  Thanks.
  </code></pre>
  
  <p>after i click that link, i think the email address must be verified but i check on mongo, still verify : false</p>
  
  <pre><code>"emails" : [
          {
              "address" : "derp@yahoo.com",
              "verified" : false
          }
      ],
  </code></pre>
  
  <p>why this happened? how to verify user after he click on the link? </p>
  
  <p>thanks</p>