[TASK] Clean up the phpDoc of t3lib/tree/

[TASK] Clean up the phpDoc of t3lib/tree/

Clean up the phpDoc of t3lib/tree/

So I made a patch doing mostly:

* Provide correct parameter names in phpDoc
* Provide correct data types in phpDoc
* CGLify phpDoc (remove tabs)
* CGLify method signatures (the first line of the method)

Change-Id: Ifd99d3af865d28c472c72a88d6d5fce2d36cfb76
Resolves: #37556
Releases: 6.0
Reviewed-on: http://review.typo3.org/11669
Reviewed-by: Oliver Klee
Reviewed-by: Georg Ringer
Tested-by: Georg Ringer