* rails is now a metagem (gem install rails works as it does now)
* railties includes the glue layer, so you can easily declare dependencies
  on railties, actionpack, and actionmailer and not get ActiveRecord's rake
  tasks, initializers, etc.

and pages

possible controllers to route to

Update vendored thor and ensure that content is completely modified before checking file collisions.
Signed-off-by: NJeremy Kemper <jeremy@bitsweat.net>

Signed-off-by: NYehuda Katz <wycats@Yehuda-Katz.local>

Notifications: synchronous fanout queue pushes events to subscribers rather than having them concurrently pull

Notifications: extract central Notifier, cordon off the internal Fanout implementation, and segregate instrumentation concerns