[#2152] Add release notes

Signed-off-by: Kai Hudalla <[email protected]>

site/homepage/content/release-notes.md

@@ -8,7 +8,7 @@ title = "Release Notes"
 
 * The file based as well as the Mongo DB based registry implementations now remove the shared-key from
   PSK credentials returned in the response of the Management API's *get credentials* operation.
-* The Device Registry Management API erroneously declared the *plaintext password* conveyed in the
+* The Device Registry Management API erroneously declared the *plain text password* conveyed in the
   *update credentials* operation's request payload as a Base64 encoded byte array instead of a
   plain string. This has been fixed.
 * The file based as well as the Mongo DB based registry implementations had failed to do both
@@ -17,8 +17,10 @@ title = "Release Notes"
 * The property names for specifying the patterns for validating Tenant and Device IDs have been fixed
   in the admin guides for the file based and the Mongo DB based registry implementations.
 * The registry implementations did not accept X.509 credentials in an update Credentials request.
-  They also failed to remove existing credentials of a device if they were not inlcuded in an
+  They also failed to remove existing credentials of a device if they were not included in an
   update Credentials request. This has been fixed.
+* The AMQP protocol adapter did accept messages from clients (devices) exceeding the adapter's configured
+  max-message-size. This has been fixed and the adapter now closes the link to the device in this case.
 
 ### API Changes