Adds S3 POST upload test using STS credentials
Adds S3 POST upload test using STS credentials

shaon/eutester,sjones4/eutester,sjones4/eutester,nephomaniac/eutester,nephomaniac/eutester,tbeckham/eutester,sjones4/eutester,nagyistoce/eutester,nephomaniac/nephoria,nephomaniac/eutester,nephomaniac/nephoria,tbeckham/eutester,sjones4/eutester,shaon/eutester,tbeckham/eutester,shaon/eutester,nagyistoce/eutester,nagyistoce/eutester,nagyistoce/eutester,shaon/eutester,tbeckham/eutester