EOL extension

[Jesse Glick]

Colin Caughie wrote:
> The problem is that although diff correctly honours the encode/decode filters, patch (specifically patch.applydiff) doesn't. Patching always operates on the working
> directory files, not the "logical" repo files.

And this is a problem not only for EOL translation; using any encode/decode hook basically breaks Hg functionality working with patches, for example

http://wiki.netbeans.org/HgExternalBinaries