Bump version number

Author: prasser

build.xml

@@ -4,7 +4,7 @@
     <description>Builds, tests, and runs the project.</description>
 
     <!-- defines the version number -->
-    <property name="arx.version" value="2.1.2" />
+    <property name="arx.version" value="2.2.0" />
 
 
     <!-- defines the to be included libraries -->