Prepare the release 0.2.1

Author: joguSD

.changes/next-release/bugfix-botocore-20269.json

@@ -0,0 +1,5 @@
+{
+  "type": "bugfix",
+  "category": "AWS CLI",
+  "description": "Fixes `#208 <https://github.com/awslabs/aws-shell/issues/208>`__. Update the AWS Shell to support the latest version of the AWS CLI."
+}

setup.py

@@ -6,9 +6,9 @@
 
 
 requires = [
-    'awscli>=1.10.30,<2.0.0',
+    'awscli>=1.16.10,<2.0.0',
     'prompt-toolkit>=1.0.0,<1.1.0',
-    'boto3>=1.2.1,<2.0.0',
+    'boto3>=1.9.0,<2.0.0',
     'configobj>=5.0.6,<6.0.0',
     'Pygments>=2.1.3,<3.0.0',
 ]