[2955] Add script support for quest 10988

Thanks @grz3s for providing the necessary data

Please note that the spawns locations and durations for creature entry 22986 and go entry 185541 need to be synced
[2957] Allow grid searchers to exclude the source from the actual search

This is useful when searching for a creature with same entry as the source
[sd2_mr0630] Fix strange players combat state in ICC.

Note:
Professor is vehicle and has two accessory NPC -> 38308, 38309
He summon those when not in combat.
Merge branch 'master' of git://github.com/mangosR2/scriptdev2