Optional s3 sync flag to address timestamp issues described in https://github.com/aws/aws-cli/issues/599
Rename of elasticloadbalancing -> elb, updates from docteam
Merge branch 'EronHennessey-develop' into develop

* EronHennessey-develop:
  Rename of elasticloadbalancing -> elb, updates from docteam
Merge branch 'andrew512-develop' into develop

* andrew512-develop:
  Optional s3 sync flag to address timestamp issues described in https://github.com/aws/aws-cli/issues/599
Add #824 to the changelog