Merge branch 'release/0.18.0' into develop
Merge branch 'master' into develop
Code cleanup
 it shouldn't be here
Revert " it shouldn't be here"

This reverts commit 9821db9e29f2a9b7c987a3b25b77b3b4202faa39.
Code cleanup, fixed many gcc warnings
Fixed flame laventiah texts
Cleaned up much gcc warnings in scripts
Fixed more gcc warnings
updated changelog
Moved sql folder from scripts to top_folder/sql/scripts_sql
Moved old sql updates to 0.18.0 folder (except random battleground sql, due it is directed to new release).
Fixed clang build
Merge branch 'master' into develop
Moved postgre_compatibility_addon.sql and mangos_spell_check.sql to sql/tools folder
Merge branch 'master' into develop
Merge branch 'master' into develop
Updated main requirements
Another readme addition
Fix freeze if opcode.txt file does not exist on .debug send o…

…pcode

Idea by @xjose93

Thanks to @evil-at-wow for feedback
Corrected merge misstake for last commit (my bad)