Merge s TC

last: https://github.com/TrinityCore/TrinityCore/commit/fd910567ec470f73d52f805d8ac68b60e989c9a0
Better Cross faction
Merge s TC

last: https://github.com/TrinityCore/TrinityCore/commit/9f0698b605a48578a0f2e82c8a6fc507ad54d0b8
Revert "Cross-Faction BG"

This reverts commit 083fdc6e668c551ade0345429af556500f1e8ca7.
Revert "Merge s TC"

This reverts commit e0ea418eb607c0dc6d09dbcc36c99c0a29ea62ed.
Cross-Faction BG (I hope it's final version)
Merge s TC

Last: https://github.com/TrinityCore/TrinityCore/commit/37f7cc4615163ae9a4800af211a9423774bf8223
infinite duration of poisons, shaman and warlock weapon buff. infinite charge of poison item