[rackspace] added exception info to rackspace api documentation
Merge branch 'master' of github.com:fog/fog into exception_doc
[rackspace] adding stragler
[rackspace] fixing typo in api docs
[aws|beanstalk] Update parser for DescribeEnvironmentResources

Updated parser to handle both new and "legacy" beanstalk stacks.
Updated Environment#load_balancer to return correct result for both
stack types.
Merge pull request #1708 from rackspace/exception_doc

[Rackspace] Add exception information to API docs