title: Adding the router package to Meteorite gives an error
body: <p>I've been going through the discover Meteor book. So far so good, but trying to add a router package gives me the error below. I tried removing the packages, but to no avail. I was unable to find someone with a similar problem..</p>
  
  <pre><code>$ mrt add router
  
  ✓ router
      tag: https://github.com/tmeasday/meteor-router.git#v0.6.1
  ✓ page-js-ie-support
      tag: https://github.com/tmeasday/meteor-page-js-ie-support.git#v1.3.5
  ✓ HTML5-History-API
      tag: https://github.com/tmeasday/meteor-HTML5-History-API.git#v4.1.2
  
  Done installing smart packages
  
  /usr/local/lib/node_modules/meteorite/lib/meteor.js:145
            throw error;
                  ^
  Error: Command failed: =&gt; Errors while scanning packages:
  
  While reading package from `/Users/flowen/Documents/_htdocs/microscope/packages/HTML5-History-API`:
  error: Package names can only contain lowercase ASCII alphanumerics, dash, dot, or colon, not "H".
  
  While reading package from `/Users/flowen/Documents/_htdocs/microscope/packages/router`:
  package.js:21:9: Package names can only contain lowercase ASCII alphanumerics, dash, dot, or colon, not "H".
  
      at ChildProcess.exithandler (child_process.js:637:15)
      at ChildProcess.EventEmitter.emit (events.js:98:17)
      at maybeClose (child_process.js:735:16)
      at Socket.&lt;anonymous&gt; (child_process.js:948:11)
      at Socket.EventEmitter.emit (events.js:95:17)
      at Pipe.close (net.js:466:12)
  </code></pre>