Fixed: Line breaks at the end of salutation templates are not saved (bug#9951).
Squashed commit of the following:

commit 49a1f3f9e5040598950f3d990659190141a6cbfa
Author: s7design <otrs@s7designcreative.com>
Date:   Fri Mar 7 14:07:05 2014 +0100

    Sorry, I  hurried and made mistakes in previous commits. I hope it is well and really final solution.

commit 9137d5869bb0c87015b3227899d9909649d7c07a
Author: s7design <otrs@s7designcreative.com>
Date:   Fri Mar 7 13:55:28 2014 +0100

    final version of fixing with all changing

commit dd2d489c1aa6bf8fe66d20709c57bdf7b1d31265
Author: s7design <otrs@s7designcreative.com>
Date:   Fri Mar 7 13:49:37 2014 +0100

    Changed with better solution

commit 4939858ae91c9a4afbe7910c8f0caa44738d9f2e
Author: s7design <otrs@s7designcreative.com>
Date:   Wed Feb 26 01:17:40 2014 +0100

    Chenged

commit cbb170582d695e7b79350704a0d1044e185d0d0d
Author: s7design <otrs@s7designcreative.com>
Date:   Wed Feb 26 01:16:48 2014 +0100

    Removed Templete/Text from the loop and assign it afterwards

commit a155a83c91d861be5089da5fef28f38992791268
Author: s7design <otrs@s7designcreative.com>
Date:   Tue Feb 25 15:23:23 2014 +0100

    [Bug 9951] Line breaks at the end of  templates are not saved

    Fixed this bug for signatures and templates fields.

commit 02a9ab0b734adc654c7e8f1883f87c4a64619ea0
Author: s7design <otrs@s7designcreative.com>
Date:   Tue Feb 25 13:30:21 2014 +0100

    [Bug 9951] Line breaks at the end of salutation templates are not saved

    Added argument Raw => 1 in function GetParam for parameter of AdminSalutation module.
    With this is deactivated trimming trailing/leading whitespace.