Fixed: CIC not always accessible via TicketZoom (bug#10491).
Squashed commit of the following:

commit ba518cb4e770c787ead731b1fbed7d0d62f10255
Author: s7design <otrs@s7designcreative.com>
Date:   Thu May 8 11:46:39 2014 +0200

    http://bugs.otrs.org/show_bug.cgi?id=10491

    Deleted code for checking permission in master branch AgentTicketZoom CustemID link

commit 7c3da97f73a05220c6d19e1b3040c0f7de150487
Merge: e91f08c 28edf16
Author: root <root@ubuntu.(none)>
Date:   Thu May 8 10:35:03 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit e91f08c68e2edf8bee4db8c3b0f4e7bb7f779927
Merge: ed48673 ac11e06
Author: root <root@ubuntu.(none)>
Date:   Tue Apr 22 15:14:15 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit ed4867380eb6ae5c020012c1eab3df97a3c592d3
Merge: f0fb989 f811c78
Author: root <root@ubuntu.(none)>
Date:   Tue Apr 22 11:32:23 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit f0fb989ba1fd4c835ab8bd0469082bf3712e3041
Merge: f4c6945 155f17c
Author: root <root@ubuntu.(none)>
Date:   Tue Apr 15 12:56:32 2014 +0200

    Merge remote-tracking branch 'upstream/master'

commit f4c69450304ed5d8c528ab9a942bc4b3ce98ae39
Merge: 048f401 4dce8c3
Author: root <root@ubuntu.(none)>
Date:   Fri Apr 11 15:57:43 2014 +0200

    Merge remote-tracking branch 'upstream/master'

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.