Rails now uses Tempfile directly instead of wrapping its own.  See: https://github.com/rails/rails/commit/1da0dc2f906bbf6c248a33f8d18662fd1494cfba.
Rails now uses Tempfile directly instead of wrapping its own.  See: https://github.com/rails/rails/commit/1da0dc2f906bbf6c248a33f8d18662fd1494cfba.

bamnet/attachable