rush/misc tweaks
Rushee.js - move to portalspot on start, tweaked tyrael talk
Attack.js - securePosition can skip monsters behind walls
Paladin.js - prevent getting invalid spot errors
Pather.js - use Greiz trapdoor to go to sewers in act 2, always call me.cancel() before using a portal, abort usePortal if dead
Prototypes.js - improved npc.openMenu(), added item.parentName prototype, added pickit support for [itemskillonattack] == skillid
Town.js - fixed a crash with merc revive
RushThread.js - changed Attack.securePosition calls to skip blocked monsters in indoor areas, improved duriel's chamber pathing, fixed potentially bad TP placement for mephisto