* Follow ups of:
-- 51074a0: Moved the 'group' check when make 'must' item also as random item
-- 96443cd: Leftover, fixed @allstats issue
-- 7083ecf: https://github.com/rathena/rathena/commit/7083ecf079436f8813a4c19205018ccd5be2c12a#commitcomment-4952745
-- 744195a
* Added 'get_githash' script command.
* Fixed overflowed parameters calculation will gives 32767 stat effect instead 1 (ex. overflowed LUK will gives crit 32767)

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>