merge from trunk.
util.py: yuck, they changed the calling type for embedded ipython. also ensure we exit after leaving debug shell 


git-svn-id: https://svn.apache.org/repos/asf/incubator/tashi/branches/stroucki-stable@1298112 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/tashi/version.py b/src/tashi/version.py
index 5a64ca1..2380bed 100644
--- a/src/tashi/version.py
+++ b/src/tashi/version.py
@@ -15,4 +15,4 @@
 # specific language governing permissions and limitations
 # under the License.    
 
-version = "HEAD"
+version = "201203"