Improved the implementation of HOOK_INVENWIELD (#266)

* it now runs for the player and NPCs when removing equipped items.
* added an additional argument.

Fixed drop_obj script function not removing the equipped armor properly
for the player and party members.

Fixed incorrect PIDs for RP new party members in npcarmor.ini.

artifacts/config_files/npcarmor.ini

@@ -72,7 +72,7 @@ Combat=16777350
 
 ; Cat Jules
 [5]
-PID=16777734
+PID=16777720
 WeaponAnims=1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
 Default=16777353
 Leather=16777347
@@ -82,7 +82,7 @@ Combat=16777226
 
 ; Kitsune
 [6]
-PID=16777724
+PID=16777718
 WeaponAnims=1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
 Default=16777222
 Leather=16777221