[TASK] ExtJS-upgrade 3.4.0 to 3.4.1.1

From 3.4.0, released June 9, 2011
To 3.4.1.1, released March 29, 2013

Change-Id: I009c472975262f1813711b8b204518c9f1c8f463
Resolves: #52933
Releases: 6.2
Reviewed-on: https://review.typo3.org/24883
Reviewed-by: Tomita Militaru
Tested-by: Tomita Militaru
Reviewed-by: Markus Klein
Tested-by: Markus Klein