[TASK] replacing t3lib with namespaces

replacing all t3lib invocation using the corresponding namespaces.
Using use to saving some namespaces call
Namespace for direct_mail classes

Replaced deprecated function calls and moved TCA to Configuration/TCA

Set dependency to TYPO3 6.2.2

Resolves: #50527
Releases: 4.0
Change-Id: I1a488a8f0034fb8e9ec5dbf81a6b27d466d3276f
Reviewed-on: https://review.typo3.org/29707
Reviewed-by: Bernhard Kraft
Tested-by: Bernhard Kraft
Reviewed-by: Ivan Dharma Kartolo
Tested-by: Ivan Dharma Kartolo