Core/Spells: moved Improved Paladin Auras and Aura Mastery into SpellScripts

Closes #205
Closes #5163
Closes #6809
Closes #7408
Closes #9587
Scripts/Spells: simplified "spell_dk_presence"
Scripts/Spells: Fixed typo in 7678800a9372f9234f0bf29459b46a8514dc59f2
DB/GOs: Spawns of Discarded Soul Crystal for "The Fate Of The Fallen"

Closes #

Signed-off-by: Nay <dnpd.dd@gmail.com>
SQLS/Old: Move some misplaced files
DB/SAI: Fix quest The Fate Of The Fallen

Closes #9363

Thanks to @gaut for the initial script

Signed-off-by: Nay <dnpd.dd@gmail.com>
Merge branch 'master' of github.com:TrinityCore/TrinityCore into 4.3.4

Conflicts:
	src/server/game/Spells/Auras/SpellAuras.cpp
	src/server/scripts/Spells/spell_dk.cpp
	src/server/scripts/Spells/spell_paladin.cpp