* Headers/AppKit/NSKeyValueBinding.h,
        * Source/externs.m: Additional binding name
        * NSContentValuesBinding.
        * Source/NSPopUpButton.m: Add KVB for NSContentValuesBinding.
        Patch by Marcian Lytwyn <marcian.lytwyn@advcsi.com>
        * Source/NSArrayController.m: Encode/decode
        * clearsFilterPredicateOnInsertion.



git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@36540 72102866-910b-0410-8b05-ffd578937521