do not memq the cloned field (fixed issue #1493)

git-svn-id: http://haxe.googlecode.com/svn/trunk@6218 f16182fa-f095-11de-8f43-4547254af6c6
[java/cs] Fixed Issue #1441


git-svn-id: http://haxe.googlecode.com/svn/trunk@6219 f16182fa-f095-11de-8f43-4547254af6c6
[java] fixed issue #1161


git-svn-id: http://haxe.googlecode.com/svn/trunk@6220 f16182fa-f095-11de-8f43-4547254af6c6