Prepare release (#658)

CHANGELOG.md

@@ -4,20 +4,28 @@ vNext (Month Day, Year)
 **New this week**
 
 - (When complete) Add profile file provider for region (#594, #xyz)
-- Add experimental `dvr` module to smithy-client. This will enable easier testing of HTTP traffic. (#640)
-- Add profile file credential provider implementation. This implementation currently does not support credential sources
-  for assume role providers other than environment variables. (#640)
-- Add Event Stream support to aws-sigv4 (#648)
+
+v0.21 (August 19th, 2021)
+-------------------------
+
+**New This Week**
+
+- :tada: Add Chime Identity, Chime Messaging, and Snow Device Management support (#657)
+- :tada: Add profile file credential provider implementation. This implementation currently does not support credential sources for assume role providers other than environment variables. (#640)
+- :tada: Add support for WebIdentityToken providers via profile & environment variables. (#654)
 - :bug: Fix name collision that occurred when a model had both a union and a structure named `Result` (#643)
+- :bug: Fix STS Assume Role with WebIdentity & Assume role with SAML to support clients with no credentials provided (#652)
+- Update AWS SDK models (#657)
 - Add initial implementation of a default provider chain. (#650)
-- Update smithy-client to simplify creating HTTP/HTTPS connectors (#650)
+
+**Internal Changes**
+
+- Update sigv4 tests to work around behavior change in httparse 1.5. (#656)
 - Remove Bintray/JCenter source from gradle build. (#651)
+- Add experimental `dvr` module to smithy-client. This will enable easier testing of HTTP traffic. (#640)
+- Update smithy-client to simplify creating HTTP/HTTPS connectors (#650)
+- Add Event Stream support to aws-sigv4 (#648)
 - Add support for the smithy auth trait. This enables authorizations that explicitly disable authorization to work when no credentials have been provided. (#652)
-- :bug: Fix STS Assume Role with WebIdentity & Assume role with SAML to support clients with no credentials provided (#652)
-- Add support for WebIdentityToken providers via profile & environment variables. (#654)
-- (internal): Update sigv4 tests to work around behavior change in httparse 1.5. (#656)
-- Update AWS SDK models (#657)
-- :tada: Add Chime Identity, Chime Messaging, and Snow Device Management support (#657)
 
 v0.20 (August 10th, 2021)
 --------------------------

aws/sdk/gradle.properties

@@ -4,7 +4,7 @@
 #
 
 # Version number to use for the generated SDK
-aws.sdk.version=0.0.15-alpha
+aws.sdk.version=0.0.16-alpha
 
 # several services are broken pending custom work:
 # transcribe streaming contains exclusively EventStream operations which are not supported