Signed-off-by: NJosé Valim <jose.valim@gmail.com>

this can provide a significant performance boost during testing, by
preventing the GC from running too frequently.

this prevents test state from accumulating, resulting in leaked
objects and slow tests due to overactive GC.

* template_error:
  Ensure original exception message is present in both Template::Error#message and Template::Error#inspect.
  ActiveSupport::Deprecation.silence no longer needed.

https://github.com/evanphx/rubinius/issues/issue/11
https://github.com/evanphx/rubinius/commit/2fccbb5dad5cb3f5414d635547290538cfc0a2d4

This takes _method into account so the log shows the method which ActionController sees.

Removed support for accessing attributes on a has_and_belongs_to_many join table. This has been documented as deprecated behaviour since April 2006. Please use has_many :through instead. A deprecation warning will be added to the 3-0-stable branch for the 3.0.4 release.