Update to compare to v1.1

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/io/trunk@383205 13f79535-47bb-0310-9956-ffa450edef68

Author: Stephen Colebourne

project.properties

@@ -37,7 +37,7 @@ maven.javadoc.overview=src/java/org/apache/commons/io/overview.html
 maven.checkstyle.properties=checkstyle.xml
 
 maven.jdiff.new.tag=CURRENT
-maven.jdiff.old.tag=IO_1_0
+maven.jdiff.old.tag=IO_1_1
 
 # Generate class files for specific VM version (e.g., 1.1 or 1.2). 
 # Note that the default value depends on the JVM that is running Ant.