CHANGELOG.md in surface_master-0.2.1 vs CHANGELOG.md in surface_master-0.4.0

@@ -1,6 +1,23 @@
 # Changes
 
+## v0.4.0
+
+* Jettison threaded input handling.
+* More Numark Orbit handling (output is still a problem).
+
+
+## v0.3.0
+
+* __BREAKING CHANGE__: Change Orbit interface to more closely follow conventions established with Novation Launchpad driver.
+* Add preliminary `Interaction` class for Numark Orbit.
+    * See `examples/orbit_interaction.rb`.
+* Fix exclusive binding in `Interaction` to not nuke coarser bindings entirely.
+* Rename `examples/orbit_testbed.rb` to `examples/orbit_device.rb`.
+* Rename `examples/monitor.rb` to `examples/system_monitor.rb`.
+* Rename `examples/launchpad_testbed.rb` to `examples/launchpad_playground.rb`.
+
+
 ## v0.2.1
 
 * Missed a file rename.
 * Remove some broken/not-quite-supported, and no longer particurly useful features from Novation Launchpad support.  (Specifically, column-wise/row-wise/board-wise changing of lights in paletted mode.)
 * Fix test suite.