[TASK] Clean up the phpDoc of t3lib_fullsearch

Clean up the phpDoc of t3lib_fullsearch

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: I0889c1272feda994e564d28704a6c31b6494c230
Resolves: #37326
Releases: 6.0
Reviewed-on: http://review.typo3.org/11325
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn