Starting from SVN revision [4615] MaNGOS support only 2.2.3 client build 7359.
Thanks to TOM_RUS, Neo2003 and Dereka for support implementing.
Note: for DB converting to work with revision [4615] you not required do any character convertion and etc.
Only need apply 4615_creature_template.sql mangos sql update.
Also you need extract new DBC and generate new map/vmap files.