Update README

tiwanari · tiwanari · commit 57738cc0b43d · 2017-03-28T16:48:05.000+09:00
diff --git a/README.md b/README.md
@@ -29,7 +29,7 @@ dependencies {
 }
 ```
 
-[v2.2.0](https://github.com/PileProject/drivecommand/releases/tag/v2.2.0) is the latest version.
+[v2.3.0](https://github.com/PileProject/drivecommand/releases/tag/v2.3.0) is the latest version.
 
 ### From jar file
 After building sources (See [Build](#build)),
@@ -112,6 +112,8 @@ They contain implementations of `MachineBase` and Input/Output port classes, etc
 
 
 ## Release History
+* 2.3.0
+    * CHANGE: Rename `LineSensor` to `LightSensor`
 * 2.2.0
     * CHANGE: Clean up JavaDocs
 * 2.1.1
