Jo-Philipp Wich 70b0ef6322 sysupgrade: clarify online help
Fixes #12346.

Signed-off-by: Paul Fertser <fercerpav@gmail.com>

SVN-Revision: 34975
2013-01-02 16:21:30 +00:00
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2013-01-02 16:21:30 +00:00