Update Feature Request Backlog
Update Feature Request Backlog

References issues #1379 #1352 #1351 and #1376

cjyclaire/aws-sdk-ruby,cjyclaire/aws-sdk-ruby,hamadata/aws-sdk-ruby,llooker/aws-sdk-ruby,hamadata/aws-sdk-ruby,aws/aws-sdk-ruby,llooker/aws-sdk-ruby,llooker/aws-sdk-ruby,aws/aws-sdk-ruby,hamadata/aws-sdk-ruby,cjyclaire/aws-sdk-ruby,aws/aws-sdk-ruby