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* feature:``aws ec2 request-spot-fleet``: Add support for new request config parameters
* bugfix:Shorthand Parser: Fix regression where '-' character was not accepted as a key name in a shorthand value (`issue 1470 <https://github.com/aws/aws-cli/issues/1470>`__)
* bugfix:Shorthand Parser: Fix regression where spaces in unquoted values were not being accepted (`issue 1471 <https://github.com/aws/aws-cli/issues/1471>`__)