API CanJoinBattlefieldAsGroup

__NOTOC__
Returns true if the player can join a battlefield with a group.
 isTrue = CanJoinBattlefieldAsGroup()
==Returns==
:;isTrue: - returns true, if the player can join the battlefield as group
==Example==
 if(CanJoinBattlefieldAsGroup()) then
 JoinBattlefield(0,1) -- join battlefield as group
 else
 JoinBattlefield(0,0) -- join battlefield as single player
 end
Result
Queries the player either as group or as single player.