UPDATED: Eluna

Added: 3 new methods

* IsQuestGiver() - [Wiki: http://wiki.emudevs.com/doku.php?id=eluna_unit_class_isquestgiver]

* IsWithinDistInMap(worldObject, radius) - [Wiki: http://wiki.emudevs.com/doku.php?id=eluna_unit_class_iswithindistinmap]

* IsInAccessiblePlaceFor(creature) - [Wiki: http://wiki.emudevs.com/doku.php?id=eluna_unit_class_isinaccessibleplacefor]