Add support for MongoMapper
Merge branch 'switch_to_after_commit'

* switch_to_after_commit:
  Scale the workers after_commit
Merge commit '11e5b20dd2f1f4a14a196c9d20b85986d558cde2'

# By lostboy
# Via lostboy
* commit '11e5b20dd2f1f4a14a196c9d20b85986d558cde2':
  release 1.1.2 gem
Mongoid fix

This will check if we need to use after_commit or other hooks.
I hope to fix issue #44 with this.
Merge pull request #45 from davidakachaos/mongoid_fix

Mongoid fix