add new file

Author: laurenyu

doc/api/utility/image_uris.rst

@@ -0,0 +1,7 @@
+Image URIs
+----------
+
+.. automodule:: sagemaker.image_uris
+    :members:
+    :undoc-members:
+    :show-inheritance:

doc/v2.rst

@@ -18,12 +18,12 @@ To install the latest version:
 
 If you are executing this pip install command in a notebook, make sure to restart your kernel.
 
-*******
-Changes
-*******
+****************
+Breaking Changes
+****************
 
 This section is for major changes that may require updates to your SageMaker Python SDK code.
-You can also see what changes have been made in the `CHANGELOG <https://github.com/aws/sagemaker-python-sdk/blob/master/CHANGELOG.md>`_.
+For the full list of changes, see the `CHANGELOG <https://github.com/aws/sagemaker-python-sdk/blob/master/CHANGELOG.md>`_.
 
 Deprecations
 ============