Added rescue from NameError to the require ActiveSupport Inflections to provide (unofficial) support for the sidekiq process for Rails 2.3
Added a comment to describe reason for NameError rescuing in core_ext.
Merge pull request #1336 from willsu/rescue_name_error_in_core_exts

Added rescue from NameError to the require ActiveSupport Inflections to provide (unofficial) support for the sidekiq process for Rails 2.3