Update to next development version after commons-skin-4 has been released

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/commons-skin/trunk@1564843 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index c05d450..caf47e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
     <version>32</version>
   </parent>
   <artifactId>commons-skin</artifactId>
-  <version>4-SNAPSHOT</version>
+  <version>4.1-SNAPSHOT</version>
   <name>Apache Commons Skin</name>
   <description>Apache Commons Skin</description>
   <inceptionYear>2006</inceptionYear>