Fixed: Customer Information in AgentTicketZoom (bug#10425).
Squashed commit of the following:

commit 7a10c2486e7563344a52886ec8ff6a23757ceac4
Author: s7design <otrs@s7designcreative.com>
Date:   Thu Apr 3 16:00:19 2014 +0200

    http://bugs.otrs.org/show_bug.cgi?id=10425

    Changed block data  for Customer Info for OTRS 3.4

commit 048f401be5dd9b1c4f73c67644fb81f81a93bbc1
Merge: 7da2cc6 1615ab6
Author: root <root@ubuntu.(none)>
Date:   Thu Apr 3 14:29:39 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit 7da2cc611739cd85058e1f81bb7b24538e2e71a9
Merge: 8ee1637 7c2ffb2
Author: root <root@ubuntu.(none)>
Date:   Wed Apr 2 16:36:58 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit 8ee1637398cc1037277e842756d2ac5eeac6efdc
Merge: 8706657 41b735f
Author: root <root@ubuntu.(none)>
Date:   Tue Apr 1 14:35:54 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit 870665735a3f4380b437052d136bf102e87a5449
Merge: 001c073 a4e45a0
Author: root <root@ubuntu.(none)>
Date:   Tue Apr 1 09:22:16 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit 001c073637703e92f125eff0cd8a30d5fbd996a6
Author: s7design <otrs@s7designcreative.com>
Date:   Fri Mar 28 08:54:23 2014 +0100

    back to original version in master brench

commit ff1ee37d205c849e94315a069beeddcb2e062165
Merge: aff6dbb a7a2d13
Author: root <root@ubuntu.(none)>
Date:   Thu Mar 27 16:32:26 2014 +0100

    Merge remote-tracking branch 'upstream/master'

commit aff6dbb28f9c815ced086fc2846c41c87b36992a
Author: s7design <otrs@s7designcreative.com>
Date:   Wed Mar 26 17:35:46 2014 +0100

    [Bug 10320] PostMaster Filter // possibility to Set more Email Headers
    Changed the logic in the .tt file to not duplicate the code for every
    field. Now, the fields are created in loop.