Integrate changelog task

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@272073 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -90,6 +90,9 @@ Other changes:
 --------------
 * <available> has a new attribute named ignoreSystemClasses.
 
+* New task <changelog/> generates an XML report of changes that occur
+  on CVS repository.
+
 * New filter readers: ClassConstants, ExpandProperties, HeadFilter, 
   LineContains, LineContainsRegExp, PrefixLines, ReplaceTokens, 
   StripJavaComments, StripLineBreaks, StripLineComments, TabsToSpaces, 

docs/manual/coretasklist.html

@@ -21,6 +21,7 @@
 <a href="CoreTasks/basename.html">Basename</a><br>
 <a href="CoreTasks/unpack.html">BUnzip2</a><br>
 <a href="CoreTasks/pack.html">BZip2</a><br>
+<a href="CoreTasks/changelog.html">Changelog</a><br>
 <a href="CoreTasks/checksum.html">Checksum</a><br>
 <a href="CoreTasks/chmod.html">Chmod</a><br>
 <a href="CoreTasks/condition.html">Condition</a><br>

src/main/org/apache/tools/ant/taskdefs/defaults.properties

@@ -63,6 +63,7 @@ manifest=org.apache.tools.ant.taskdefs.Manifest
 loadproperties=org.apache.tools.ant.taskdefs.LoadProperties
 basename=org.apache.tools.ant.taskdefs.Basename
 dirname=org.apache.tools.ant.taskdefs.Dirname
+changelog=org.apache.tools.ant.taskdefs.cvslib.ChangeLogTask
 
 # optional tasks
 script=org.apache.tools.ant.taskdefs.optional.Script