Vendor aws-sdk-go (dep ensure) (#178)

vendor/github.com/aws/aws-sdk-go/.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,14 @@
+Please fill out the sections below to help us address your issue.
+
+### Version of AWS SDK for Go?
+
+
+### Version of Go (`go version`)?
+
+
+### What issue did you see?
+
+### Steps to reproduce
+
+If you have have an runnable example, please include it.
+

vendor/github.com/aws/aws-sdk-go/.github/PULL_REQUEST_TEMPLATE.md

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+For changes to files under the `/model/` folder, and manual edits to autogenerated code (e.g. `/service/s3/api.go`) please create an Issue instead of a PR for those type of changes.
+
+If there is an existing bug or feature this PR is answers please reference it here.