another attempt to fix boss 32 not finishing

Definetly should had fixed this shit , tested solo and boss 32 death was doing fine

-attempt to fix boss 32 no finish on impossible (if this don't work i have no fucking issue why this happen)

-fixed challenger no apearing
-fixed multiple other thing challenger would make bug

-made impossible map brighter
-added a new difficulty : Challenger : Bosses and number of bosses stay same , but you can't anymore ress ally , and you have only 1 live (you better not even trying this if you can't finish impossible)

-fixing tombstone (sorry , some mistake i made for next boss :( )

just buggy update , tools are shitty sometimes, don't care about this one

-replaced crystal aura by a better aura
-added mana cost to crystal spear
-started to work on boss 33 skill (nothing you can see for now :p)

-changed the way berserker helm work (i guess you gonna prefer the new way (cause crit , life steal and pure are taken in)
-changed the way the blood/health booster check health, this may prevent some failure about refreshing health
-fixed skywrath ultimate not going pure (along with custom spell using agh scepter)
-fixed butterfly upgrade evasion
-reduced dagon price

-should definelty fix the artifact with crystal maiden, if it don't then i don't fucking know why it happen