update doap.rdf from 0.9.1 branch
diff --git a/doap.rdf b/doap.rdf
index 80e7fa7..f110e43 100755
--- a/doap.rdf
+++ b/doap.rdf
@@ -57,7 +57,12 @@
     <release>
       <Version>
         <name>Apache Thrift</name>
-        <created>2011-10-15</created>
+        <created>2013-08-22</created>
+        <revision>0.9.1</revision>
+      </Version>
+      <Version>
+        <name>Apache Thrift</name>
+        <created>2012-10-15</created>
         <revision>0.9.0</revision>
       </Version>
       <Version>