Fixed: Folluw up notification shows old prio after prio change (bug#10195).

Squashed commit of the following:

commit e8bf76c6e639a3e8c096d8f21a877acdea1651d9
Author: s7design <otrs@s7designcreative.com>
Date:   Mon Feb 3 12:25:18 2014 +0100

    I done fixig in new branch