Handle undefined previous version when installing.
authorThomas Hochstein <thh@inter.net>
Wed, 12 Jan 2011 15:39:10 +0000 (16:39 +0100)
committerThomas Hochstein <thh@inter.net>
Sun, 11 Aug 2013 20:05:25 +0000 (22:05 +0200)
$OptUpdate is undefined when not upgrading, so don't
prepare an upgrade notice to avoid calling an
undefined variable.

Signed-off-by: Thomas Hochstein <thh@inter.net>

No differences found
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