Update SDK to 2.0.17

We have to proceed [migration](https://github.com/aws/aws-sdk-js/blob/master/UPGRADING.md) to complete update.


Doesn't look so if you do "view file"

![image](https://cloud.githubusercontent.com/assets/44565/4431290/538ebc7a-4660-11e4-9e21-6767d66130bc.png)