Merge pull request #116 from mattsb42-aws/dev-115

adding known issue warning about Python 3.5.0 and 3.5.1

Author: mattsb42-aws

CHANGELOG.rst

@@ -11,6 +11,9 @@ Known Issues
 * Single and double quote characters break config file parsing on Windows platforms
   `#110 <https://github.com/awslabs/aws-encryption-sdk-cli/issues/110>`_
   `#111 <https://github.com/awslabs/aws-encryption-sdk-cli/issues/111>`_
+* typing imports fail on Python 3.5.0 and 3.5.1
+  `#114 <https://github.com/awslabs/aws-encryption-sdk-cli/issues/114>`_
+  `#115 <https://github.com/awslabs/aws-encryption-sdk-cli/issues/115>`_
 
 Bugfixes
 --------

README.rst

@@ -18,6 +18,11 @@ Required Prerequisites
 * Python 2.7+ or 3.4+
 * aws-encryption-sdk >= 1.3.2
 
+.. warning::
+
+   Due to a `known issue with Python 3.5 prior to 3.5.2`_, imports will fail on Python 3.5.0
+   and 3.5.1. We are prioritizing fixing this problem.
+
 Installation
 ============
 
@@ -555,3 +560,4 @@ Execution
 .. _setuptools entry point: http://setuptools.readthedocs.io/en/latest/setuptools.html#dynamic-discovery-of-services-and-plugins
 .. _you must not specify a key: https://docs.aws.amazon.com/encryption-sdk/latest/developer-guide/crypto-cli-how-to.html#crypto-cli-master-key
 .. _known issue with config file parsing in Windows: https://github.com/awslabs/aws-encryption-sdk-cli/issues/110
+.. _known issue with Python 3.5 prior to 3.5.2: https://github.com/awslabs/aws-encryption-sdk-cli/issues/114