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### SDK Features
### SDK Enhancements
+* `private/model/api`: Add validation to ensure there is no duplication of services in models/apis ([#1758](https://github.com/aws/aws-sdk-go/pull/1758))
+ * Prevents the SDK from mistakenly generating code a single service multiple times with different model versions.
+* `example/service/ec2/instancesbyRegion`: Fix typos in example ([#1762](https://github.com/aws/aws-sdk-go/pull/1762))
+* `private/model/api`: removing SDK API reference crosslinks from input/output shapes. (#1765)
### SDK Bugs
+* `aws/session`: Fix bug in session.New not supporting AWS_SDK_LOAD_CONFIG ([#1770](https://github.com/aws/aws-sdk-go/pull/1770))
+ * Fixes a bug in the session.New function that was not correctly sourcing the shared configuration files' path.
+ * Fixes [#1771](https://github.com/aws/aws-sdk-go/pull/1771)
