remove the gpg stuff from hgeditor (superseded by the signing extension)
remove the gpg stuff from hgeditor, update the comments to make it clear
it can be used to show a diff while commiting
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<a class="title" href="?cmd=changeset;node=#node#;style=gitweb"><span class="age">#date|age# ago</span>#desc|firstline|escape#</a>
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<a href="?cmd=changeset;node=#node#;style=gitweb">changeset</a><br/>
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<i>#author|obfuscate# [#date|rfc822date#]</i><br/>
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#desc|addbreaks#
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