bump version number

Author: dizzzz

build.xml

@@ -3,7 +3,7 @@
     <property file="local.build.properties"/>
     <property file="build.properties"/>
     <property name="project.app" value="doc"/>
-    <property name="project.version" value="0.4.1"/>
+    <property name="project.version" value="0.4.2"/>
     <property name="build" value="build"/>
     <property name="data" value="data"/>
     <property name="server.url" value="http://demo.exist-db.org/exist/apps/public-repo/public/"/>