shortuser should stop before the first space character.
Examples:
"Foo Bar <foo.bar AT example DOT com>" -> "foo.bar"
(instead of "foo.bar AT example DOT com>" as it was before.)
"Foo Bar" -> "Foo"
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added 1 changesets with 1 changes to 1 files
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
checking changesets
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crosschecking files in changesets and manifests
checking files
1 files, 1 changesets, 1 total revisions