Bump the version number to 2.2b3
diff --git a/build.gradle b/build.gradle
index 1915b3f..20a4e60 100644
--- a/build.gradle
+++ b/build.gradle
@@ -31,7 +31,7 @@
 
 apply plugin: 'idea'
 
-version = '2.2b2'
+version = '2.2b3'
 
 if (!('release' in gradle.startParameter.taskNames)) {
     def versionSuffix