(DOCSP-12696): Release notes for 0.4.2 and 0.5.0

Author: jeff-allen-mongo

source/changelog.txt

@@ -12,21 +12,39 @@
    :depth: 1
    :class: singlecol
 
+v0.5.0
+------
+
+*Released October 12, 2020*
+
+- Adds support for replica set management methods.
+
+- Adds support for sharded cluster management methods.
+
+v0.4.2
+------
+
+*Released October 1, 2020*
+
+- Adds support for collection names with a dot. For example, to query
+  a collection named ``my.collection``, you can run:
+
+  .. code-block:: javascript
+
+     db.my.collection.findOne()
+
 v0.4.0
 ------
 
 *Released September 15, 2020*
 
-Improvements
-~~~~~~~~~~~~
-
-Adds support for the following methods:
+- Adds support for the following methods:
 
-- :method:`db.collection.mapReduce()`
+  - :method:`db.collection.mapReduce()`
 
-- :method:`db.collection.validate()`
+  - :method:`db.collection.validate()`
 
-Adds support for ``maxAwaitTimeMS`` for cursors.
+- Adds support for ``maxAwaitTimeMS`` for cursors.
 
 v0.3.1
 ------