- Now only requires the either target's group leader or target itself to be on your map
- Now summons all applicable group members even if one member fails checks
- No longer has some truly weird edge case instance unbind code that could cause exploit behavior (Really, I have no idea why this existed, because it certainly didn't do what it might've been meant to do.)
Port From (https://github.com/TrinityCore/TrinityCore/commit/f543e570d65fec3546e982d27d458a759922602d)
hondacrx
e5b6703dd0