bump version to 0.2.1

Author: Zsailer

CHANGELOG.md

@@ -8,6 +8,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 
+## [0.2.0] - 2019-12-19
+
+### Added
+
+- **pytest-plugin** for Jupyter Server.
+    - Allows one to write async/await syntax in tests functions.
+    - Some particularly useful fixtures include:
+        - `serverapp`: a default ServerApp instance that handles setup+teardown.
+        - `configurable_serverapp`: a function that returns a ServerApp instance.
+        - `fetch`: an awaitable function that tests makes requests to the server API
+        - `create_notebook`: a function that writes a notebook to a given temporary file path.
+
 ## [0.2.0] - 2019-12-19
 
 ### Added

jupyter_server/_version.py

@@ -9,5 +9,5 @@
 
 # Next beta/alpha/rc release: The version number for beta is X.Y.ZbN **without dots**.
 
-version_info = (0, 3, 0, '.dev')
+version_info = (0, 2, 1, '')
 __version__ = '.'.join(map(str, version_info[:3])) + ''.join(version_info[3:])