THRIFT-708. rb: Is set checking methods

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@911557 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/rb/Rakefile b/lib/rb/Rakefile
index 5453d58..39334f0 100644
--- a/lib/rb/Rakefile
+++ b/lib/rb/Rakefile
@@ -82,7 +82,7 @@
     p.summary = "Ruby libraries for Thrift (a language-agnostic RPC system)"
     p.url = "http://incubator.apache.org/thrift/"
     p.include_rakefile = true
-    p.version = "0.2.2"
+    p.version = "0.2.3"
     p.rubygems_version = ">= 1.2.0"
   end