DB/Scripts: Fix a few SAI errors.
Misc: Reorder more scripts in some script files and some cosmetic stuff
Merge pull request #8917 from joschiwald/spellscripts_reorder2

Misc: Reorder more scripts in some script files and some cosmetic stuff
Core/Scripting: Move Boss_Gatewatcher_Gyrokill to c++ scripting. Additional cleanup in Mechanar.