Merged Executor to 1.6 branch

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@277205 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -52,19 +52,12 @@ Other changes:
 * A new base class DispatchTask has been added to facilitate elegant 
   creation of tasks with multiple actions.
 
-* Added <target> nested elements to <ant> and <antcall> to allow
-  specification of multiple sub-build targets, which are executed
-  with a single dependency analysis.
-  
 * Major revision of <wsdltodotnet>. Supports mono wsdl and the microsoft
   wsdl run on mono, as well as most of the .NET WSE2.0 options. Extra
   schemas (files or urls) can be named in the <schema> element.
   Compilers can be selected using the compiler attribute, which defaults
   to "microsoft" on windows, and "mono" on everything else.
 
-* Refactored Target invocation into org.apache.tools.ant.Executor
-  implementations.  Bugzilla Reports 21421, 29248.
-
 * It is now possible to specify the pattern created/parsed by <checksum>.
   Bugzilla Report 16539.
 
@@ -146,6 +139,13 @@ Other changes:
 
 * New attribute alwayslog for <redirector> type.
 
+* Added <target> nested elements to <ant> and <antcall> to allow
+  specification of multiple sub-build targets, which are executed
+  with a single dependency analysis.
+  
+* Refactored Target invocation into org.apache.tools.ant.Executor
+  implementations.  Bugzilla Reports 21421, 29248.
+
 Fixed bugs:
 -----------