Changes to initialization so that the default aws-sdk credentialProvider chain can be used, not just specifying the key/secret as hardcoded values
Changes to initialization so that the default aws-sdk credentialProvider chain can be used, not just specifying the key/secret as hardcoded values

wilsonwc/dynamaestro,doostin/dynamaestro,wilsonwc/dynamaestro,doostin/dynamaestro,wilsonwc/dynamaestro,doostin/dynamaestro