Rebalanced the way equipment exp is gained (about 100~200 same-level
range mobs to pass equip level 1 to 2). Fixed reactors dropping quest
items to player if they don't have the quest started. Fixed broken
Temple of Time quests.
Made NPCs now work properly on multiworld system. Solved multiple issues
regarding Player Shops not giving back items properly when owner exits.
Added restriction on changing channels at FM rooms, preventing shop
owner entering Cash Shop.