DB/Creature: Skorn Whitecloud text

By Rushor, closes #12258
DB/Creature: Technician Zhanaa

By Rushor, closes #12527
Misc: Use Travis CI
Misc/Travis: Use clang instead of gcc
Misc/Travis: Remove outdated dependencies and add IRC notifications
Scripts/EasternKingdoms: Burn with fire (hihi)
Misc/Travis: Add Coverity Scan addon
Misc/Travis: Enable Travis in the coverity_scan branch & add coverity badge to readme
Misc/Travis: Add a notification email to Covery addon
Misc/Travis: Fix Coverity addon and compile in no-pch mode
Travis update.
DB/Creature: Make heroic version Exploding Orb trigger like normal mode

Closes #12542
Travis update.
Merge branch 'master' of https://github.com/TrueWoW/TrinityCore

Conflicts:
	.travis.yml
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore into ghbb
Merge branch 'master' of https://github.com/TrueWoW/TrinityCore into ghbb

Conflicts:
	.travis.yml
更新
Merge branch 'ghbb2' of https://github.com/shenhuyong/TrinityCore into ghbb