Bump version to 1.3.4-SNAPSHOT

Change-Id: Ib6fe61a5c78edaea0d8a48228e6e20ca7bab2f7b
diff --git a/pom.xml b/pom.xml
index a19bbd2..e9ee8aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
   <groupId>gwtexpui</groupId>
   <artifactId>gwtexpui</artifactId>
   <packaging>jar</packaging>
-  <version>1.3.3</version>
+  <version>1.3.4-SNAPSHOT</version>
   <name>gwtexpui</name>
   <description>Extended UI tools for GWT</description>
   <url>https://gerrit.googlesource.com/gwtexpui</url>