Fixed #14, but breaks 404's

Fix #14 but causes #15

Since #14 is more important to work, I published this release.

Server handling of 404's and better server processing.

Fixes #13, #9.

Cached Spiderable in Coffeescript

Meteor v1.2.2

• Incorporated @dr-dimitru changes:
  • Caches requests with a custom (default 3 hour) expiration (TTL).
  • Handles the processing on a separate fiber to help with errors.
  • Accepts customQuery parameter which allows the client code to know about spidering.
  • See #7
• Converted to Coffeescript
• Organized code into tests and lib