jclouds/jclouds — pull request #1127 by adriancole (2013-01-01 03:44:26+00:00)
Title: fixed covariance and warnings on ApiMetadata subclasses

fixed builder covariance so that subclass types are correct. also fixed serialization warnings.

when this is merged, please merge the following: cc @nacx
https://github.com/jclouds/jclouds-chef/tree/apimetadatabuilder-covariance