Core/Tickets: Fix crash in TicketMgr::ResetTickets()
Core/Command: Improve .group list to feature several notes and features to improve handling.
DB/Gameobjects: Added few missing gameobjects templates from 5.4.0 sniffs.
Merge pull request #10989 from Elron103/pullrequests2

Core/Tickets: Fix crash in TicketMgr::ResetTickets()
DB/Conditions: Fix conditions for class trainer npcs, so gossip menus will show up correctly for every class
Merge pull request #11069 from Elron103/pullrequests2

DB/Conditions: Fix conditions for class trainer npcs, so gossip menus will show up correctly for every class
Core/Pet: Allow all pets to swim

closes: #9331
Merge pull request #11070 from gerripeach/pets

Core/Pet: Allow all pets to swim
Core/Group: Fix crash in "Group::GetMembersCount"

closes: #9350
Merge pull request #11071 from gerripeach/group_crash

Core/Group: Fix crash in "Group::GetMembersCount"
DB/Misc: Ormorok the Tree Shaper Spell Reflect

Closes #10789
Core/Spell: Earthbind totem should not have DR (Diminishing Returns)

closes: #7037
Merge pull request #11072 from gerripeach/diminishing_returns2

Core/Spell: Earthbind totem should not have DR (Diminishing Returns)
Core/Spells: Fixed diminishing returns on creatures with CREATURE_FLAG_EXTRA_ALL_DIMINISH

Closes #11073
Core/Transports: Fixed crashes happening when passenger is removed from transport during teleport

Closes #11067
DB/Gossip: Update some data for trainer NPCs from sniffs
Merge pull request #11077 from Elron103/pullrequests2

DB/Gossip: Update some data for trainer NPCs from sniffs
Core/Misc: Get rid of some useless code
Merge pull request #11050 from Ascathor/master

Core/Command: Improve .group list to feature several notes and features ...
DB/SAI: Misc Fixes from IT

By @dr-j and @untaught
Fixes #11081 fixes #11080 fixes #11082