public void setUseLatestConfigs(Boolean useLatestConfigs) {
    this.useLatestConfigs = useLatestConfigs;
  }
Sets the role parameters for the command.  This is preferred over {@link #setRoleParams(Map)},
as this form will pass values as structured data, as opposed to unstructured, escaped json.

@param params
ambari-server/src/main/java/org/apache/ambari/server/agent/ExecutionCommand.java