Stonecore Teleporters scripted. Some corrections, better handlings, fixed Travis warnings ... Closes #13626 (cherry picked from commit 9a941ae125c8b22b802270f7f419c1a8bfd2a343) Conflicts: src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp src/server/scripts/Maelstrom/Stonecore/stonecore.cpp