Add Item2.wav for buzzer error sound. Play error sound if menu item is disabled. Implement Party::IsItemUsable.
Add Item2.wav for buzzer error sound.
Play error sound if menu item is disabled.
Implement Party::IsItemUsable.

Ghabry/easyrpg-liblcf,glynnc/liblcf,Zegeri/liblcf,Zegeri/liblcf,fdelapena/easyrpg-liblcf,Ghabry/easyrpg-liblcf,fdelapena/easyrpg-liblcf,Zegeri/liblcf,glynnc/liblcf,EasyRPG/liblcf,Ghabry/easyrpg-liblcf,carstene1ns/easyrpg-liblcf,EasyRPG/liblcf,Ghabry/easyrpg-liblcf,glynnc/liblcf,glynnc/liblcf,EasyRPG/liblcf,carstene1ns/easyrpg-liblcf,fdelapena/easyrpg-liblcf,carstene1ns/easyrpg-liblcf,EasyRPG/liblcf