Prepare release 2.2.2

Author: jbachorik

README.md

@@ -5,7 +5,7 @@
 A safe, dynamic tracing tool for the Java platform
 
 ## Version
-2.2.0
+2.2.2
 
 ## Quick Summary
 BTrace is a safe, dynamic tracing tool for the Java platform.

common.gradle

@@ -6,7 +6,7 @@ apply plugin: 'java'
 apply plugin: 'idea'
 
 project.group = 'org.openjdk.btrace'
-project.version = '2.3.0-SNAPSHOT'
+project.version = '2.2.2'
 
 sourceCompatibility = '8'
 targetCompatibility = '8'

docs/BTraceTutorial.md

@@ -1,4 +1,4 @@
-# BTrace Tutorial (BTrace 2.2.0)
+# BTrace Tutorial (BTrace 2.2.2)
 
 ## 1. Hello World