[TASK] 6.2 TCA auto-load (Configuration/TCA)
[TASK] Remove old XCLASS conditions for 4.7 and below

@See http://wiki.typo3.org/XCLASS
[TASk] Bring namespaced class names from core
[TASK] CGL cleanup/Remove Closing PHP Tags
[TASK] Namespace "ExtensionManagementUtility"
[TASK] Remove old XCLASS include