* DB/Quest: Fix 3 quests texts

By MrSmite, closes #11585, closes #11582
* Core/MMAPS: Fix invisible wall issue in MMAPS.

Fix invisible wall issues in MMAPS caused by tile connections not being extracted correctly.
This reverts aa645683b8b25bfb35cb977678daf5c56c1531e6 and restores an old version of recastnavigation, most likely https://github.com/memononen/recastnavigation/commit/1be9de72d87dcfdecf6bea30f5461745f7d7afe6 .

Re-extracting MMAPS is required.
* Core/PlayerDump: fix mail items and gifts export
* DB/Creature: spawn Stabled Argent Warhorse

By Foldor, closes #11479, updates #11043
* DB/Creature: Fix another trigger visible to players
* DB/Creature: Delete some double spawns

Updates #1515
* DB/Reputation: Fix Oracle and Frenzyheart Tribe reputation

Closes #11106
* Core/LFR: Fix a theoretical error with item_level
Despite the check never happening (player->GetAverageItemLevel() < 0 is impossible), it is more efficient.
Also improves codestyle consistency. Original fix by @emsy.
* DB/Creature: Correct Felmist gas cloud model
* Misc Move file to proper place
* DB/Quest: Fix Corrosion Prevention

By untaught closes #11630
* DB/Misc: Fix some startup errors

Updates #11587
* DB/Misc: Fix more startup errors

By Fateswhisper and me. Updates #11587
NOTE: ref "Missing WDB data." we have more of those and since i don't fill WDBVerified it's correct.
* DB/Misc: Coding standards
* DB/Creature: Commander Hogarth must be male human.

Closes #11581
* DB/Quest: Update OfferRewardText for quest 396

Notice: i realize of the typo, but wowhead shows that text, if anyone have a prof of it's wowhead typo i will fix it.
Closes #11534
* DB/Quests: Corrected a typo, because typos suck.
* DB/Creature: Misc fixes to Thomas Yance and guards around

Updates: #3905
* DB/Creature: Remove random movement from "Webbed Creature"

By baric, closes #9607
* DB/Creature: Add trigger flag to Multiphase Disturbance

Updates #6279