resque/resque-scheduler — pull request #302 by csfrancis (2013-12-04 18:53:36+00:00)
Title: Fix unsafe Resque::Scheduler shutdown in Ruby 2.0

@camilo, @Sirupsen /cc: @fbogsany

This makes shutdown compatible with Ruby 2.0 by not calling
release_master_locks! in the Resque::Scheduler signal handler.