[mr2668] use WorldLocation in GameTele
[mr2669] use WorldLocation instead of SpellTargetPosition (code simplify) fix compile, thx to Undergarun
[mr2670] use WorldLocation in AreaTrigger operations
[mr2671] use G3D calculation in CanReachWithMeleeAttack
Merge git://github.com/mangosR2/mangos into SPP
Merge branch 'SPP' of https://github.com/conan513/SingleCore into playerbotai