Core/Spells: Health Funnel now always damages the warlock, even if it does not heal the pet because it's already at full health. Previously it would display the 'Miss' effect on the owner of the pet.

Fixes #9991
Core/Code: Unify codestyle for brackets: {} to { }.

Also added missing copyright to some files.
Core/Code: Adding copyright to all the mesh_extractor files.
Merge pull request #11138 from Ascathor/master

Core/Code: Unify codestyle for brackets: {} to { }.
Core/Code: Unify [more] codestyle for brackets: )\n{\n} to ) { }.
Merge pull request #11147 from LeGuybrush/master

Core/Code: Unify [more] codestyle for brackets: )\n{\n} to ) { }.
Core/Vehicles: Add missing NULL check in cf72f7cc5cf13607dd7353b8d940d56679b6956b

Add an additional NULL check for me->GetVehicleKit() , otherwise the crash fixed in cf72f7cc5cf13607dd7353b8d940d56679b6956b becomes a NULL dereference crash.
DB/SAI: Dragonmaw Sky Stalker

By @MitchesD fixes #11148
DB/Misc: Make invisible some visible Triggers

By untaught, closes #10648
DB/Misc: Fixes 2 innkeepers of Hallow's End event

By dr-j and untaught, closes #11108
DB/Misc: Quest item "Drain Schematics" drop

By trickerer, fixes #10394
DB/SAI: Sprouted Frond

By untaught, closes #11123
DB/SAI: Slaves of the Stormforged

By untaught, closes #10509
DB/Misc: Neltharaku

By untaught, closes #11031
DB/Loot: Voidwalker Minions are not meant to drop loot

By dr-j and Exodius closes #11012
DB/Misc: Correct some game event data

By Foldor, closes #10960
Core/Transports

* Fixed fall damage on transports while teleporting
* Fixed packets not being received by owner if sent by a controlled minion
* Fixed an issue when a teleporting transport would attempt to reload its creature passengers on old map

Closes #11140
Fixed typo in 39175ac68071a22233cb6828bfd8f2cd099861d7
Tools: Skip extracting already existing DBC files

Thanks to MacWarrior, closes #11061
Core/Transports: Fixed a few mistakes in GO passenger teleports (currently unused), thanks joschiwald for spotting them