preparation for 1.8.3 release

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1053892 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -1,3 +1,15 @@
+Changes from Ant 1.8.2 TO Ant 1.8.3
+===================================
+
+Changes that could break older environments:
+-------------------------------------------
+
+Fixed bugs:
+-----------
+
+Other changes:
+--------------
+
 Changes from Ant 1.8.1 TO Ant 1.8.2
 ===================================