Update references to release 0.2.2

Author: shyiko

readme.md

@@ -21,7 +21,7 @@ Get the latest JAR(s) from [here](http://search.maven.org/#search%7Cga%7C1%7Cg%3
 <dependency>
     <groupId>com.github.shyiko</groupId>
     <artifactId>mysql-binlog-connector-java</artifactId>
-    <version>0.2.1</version>
+    <version>0.2.2</version>
 </dependency>
 ```
 
@@ -32,7 +32,7 @@ The latest development version always available through Sonatype Snapshots repos
     <dependency>
         <groupId>com.github.shyiko</groupId>
         <artifactId>mysql-binlog-connector-java</artifactId>
-        <version>0.2.2-SNAPSHOT</version>
+        <version>0.2.3-SNAPSHOT</version>
     </dependency>
 </dependencies>