hotfix to missing files after bad merge

BOSSES
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- Creep-hero bosses can now walk through trees unless leashed.
- Bosses in Nightmare have 25% cooldown reduction.
- Fixed Asura Razes dealing no damage.

fix to nightmare having tombstone and no neutrals

hotfix to nightmare players being capped to 7

GENERAL
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- Added a Nightmare difficulty map. Has 10 players and is harder than Challenger. Does not affect MMR rankings until an average winrate can be established. Meant only for masochists.

ITEMS
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- Buffed Battle Fury line cleave scaling.
- Reworked Sange and Yasha, no longer includes Bloody Halberd or Wind Sword in its recipe. Sange and Yasha 2 now has following passive: Wait and See - Getting attacked grants you stacks that increase your total attack damage (base + bonus) up to a maximum, while attacking increases your evasion up to a maximum amount. You start losing stacks after 1.5 seconds of not attacking or being attacked, losing all of them after 3 seconds.
- Added Sange and Yasha 3 (Hellraisers) to the line - Has War Fury in its components and gains cleave at that level. Sange and Yasha 4 still has Life Booster in its recipe and Sange and Yasha 5 still has Sub-Zero.
- Ethereal Blade now includes Halberd in its recipe and gets Halberd's stats.
- Ethereal Blade is now its own line. Combines with Veil at Tier 4, turning it AOE. Ethereal Blade's damage amp increases on levelup.
- Veil affects allies at Tier 4, granting them the restoration buff for 16 seconds while turning them immune to physical damage for 4 seconds. Ethereal Form is now instant and no longer has a projectile, while still dealing the damage. Enemies are affected by Ghost Form for 4 seconds and the Veil debuff for 16 seconds.
- Tier 5 Veil applies a restoration amplification buff on allies equal to the Magic Weakness for 16 seconds.
- Added +All Stats to Aeon Disk and reduced its mana and health bonuses to compensate.
- Added Eternal Shroud and its upgrade Unholy Shroud.

- Reworked Kaya and Sange line, no longer has e-blade and nullifier in its build-up. Instead uses Helm of Mithril Will. Has the following passive: Guardian's Fury - Taking damage gives you stacking spell amp up to a maximum. You start losing stacks after not getting damaged for several seconds.
- Added Kaya and Sange 3 to the line - Adds Unholy Shroud to the recipe, adding its stats and giving it the following active: You can spend all your stacks to gain a shield that blocks an amount of damage equal to a base amount + bonus amount based on your stacks. Damage taken while the shield is up restores your mana.. Kaya and Sange 4 still has Life Booster in its recipe. Kaya and Sange 5 uses Archangel's Halo in its recipe and has its passive effect.

BOSSES
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- Round 8: Boulder Throw damage reduces per level, instead of staying at a constant 4750.
- Round 8: Reduced HP of Mud Golems a bit.

GENERAL
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- Spell amplification from intelligence increased from 0.01% per int to 0.02%.

HEROES
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- Batrider: Fixed Sticky Napalm's application damage being vanilla; normalized bonus damage from Sticky Napalm.

ITEMS
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- Fixed Bloodthorn no longer being purchusable
- Fixed Sub-Zero dealing damage every 0.1s, normalized to 1 second like the other items.
- Increased the bonus armor and aura armor on Assault Cuirass items.
- Reduced bonus health and bonus mana from most items to be more in line with the stats given by Upgrade Orbs.
- Added Spear of Destiny - Recipe is Hurricane Pike + Echo Saber. Passively grants melee attack range. When used, grants a number of attacks that have true-strike and increased attack speed; when targeting allies has same behavior as Force Staff, when used on enemies pulls the enemy towards you and immediately attacks and slows them.
- Reduced spell amp for all items as a trade for providing more spell amp from Intelligence.

BOSSES
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- Tweaked boss combo-breaker mechanic slightly. Status resistance increases a lot faster for stuns, a little faster for disarms and silences, the same for roots and breaks and slower for slows. If a boss is affected by multiple effects, the highest one take priority for combo-breaker.
- Fixed summoned bosses like Warlock Golem and Asura not having the combo-breaker mechanic.
- Undying Boss Tombstone only spawns zombies for real heroes, not illusions. For every 1/2/3 zombies spawned, it now loses 1 hp.
- Zombling spawned by Tombstone now only attack the target that spawned them.

improvements to NG+ and scoreboard UI

fix to silver edge recipe

GENERAL
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- Added player rankings. Winning a game increases your ranking, losing or abandoning a game drops your ranking. Rank change scales based on your current rank and the difficulty, similar to the MMR system.
- NG+ is not counted towards the leaderboards.

ITEMS
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- Added Silver Edge upgrades.

fixed some issues with bosses not dying on round end, fixed some pathing issues