Bug Fixes:
- Client stuck while deleting char (bugreport:9101), thank leke
- Wrong check at pc_is_same_equip_index() triggers double damage for two-handed weapon (bugreport:9124), thank Myskelz & Anacondaqq
- Follow up 3d27b7e, Item avail check for npc_cashshop_buy() (bugreport:9122), thank Napster
- Missing enum 'K' for LOG_TYPE_BANK at `zenylog` (bugreport:9122), thank Napster

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