Update to rails 3.1.0

* Bump rails version to 3.1.0 in Gemfile
* Update config files
* Fix bcrypt monkey patch for specs
* Fix TracksController
* Replace track streaming with track download
* Remove assets from application layout

config/environments/test.rb

@@ -7,7 +7,11 @@ Scube::Application.configure do
   # and recreated between test runs.  Don't rely on the data there!
   config.cache_classes = true
 
-  # Log error messages when you accidentally call methods on nil.
+  # Configure static asset server for tests with Cache-Control for performance
+  config.serve_static_assets = true
+  config.static_cache_control = "public, max-age=3600"
+
+  # Log error messages when you accidentally call methods on nil
   config.whiny_nils = true
 
   # Show full error reports and disable caching
@@ -32,4 +36,7 @@ Scube::Application.configure do
 
   # Print deprecation notices to the stderr
   config.active_support.deprecation = :stderr
+
+  # Allow pass debug_assets=true as a query parameter to load pages with unpackaged assets
+  config.assets.allow_debugging = true
 end