Updated version.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@5023 b35dd754-fafc-0310-a699-88a17e54d16e

build/build.xml

@@ -64,7 +64,7 @@
     <property name="version.major" value="3"/>
     <property name="version.minor" value="1"/>
     <property name="version.revision" value="0"/>
-    <property name="version.extra" value="alpha"/> <!-- For 'beta' or 'alpha' -->
+    <property name="version.extra" value="beta"/> <!-- For 'beta' or 'alpha' -->
     <property name="dist.prefix" value="wildfire"/>
 
     <property file="${basedir}/build/build.properties"/>