Fixed Meepo clone death not ending the round

Fix Lone Druid losing the round instantly
Fix Spirit Bear inventory being cleared every round

Fixed the round not ending when Meepo dies
Fixed Meepo's inventory being modified when a non-neutral item is equipped to the neutral item slot
Fixed clones and illusions being able to purchase neutral items
Fixed Lone Druid illusions summoning Spirit Bears when spawned during the buy phase

Fixed being able to leave the arena at the start of the round
Fixed `add bot` button being enabled
Fixed wards outside the arena not being removed between rounds
Fixed Blood Grenade having a stock count

Update for 7.33

Updated main shop and neutral item shop
Redesigned hero select screen for universal heroes
Desolator now has the maximum damage bonus by default
All neutral creep abilities now start at level 3 and do not change based on game time
Fixed Black King Bar's duration not being fixed to its final value
Fixed Ancient Apparition's Ice Vortex having incorrect values and tooltip
Fixed neutral items not being sellable
Removed stock count from all items
Fixed the effects of the following abilities and items not being removed between rounds: Disruptor's Static Storm, Kunkka's Torrent Storm, Dust of Appearance, Gem of True Sight active
Fixed some minor UI issues

Added Muerta

Removed some trees
Reduced tree respawn time
Fixed Moon Shard not being consumed automatically sometimes
Fixed "{losing_team}" bug when surrendering

Increased the size of the central highground area
Moon shard is now automatically consumed
Increased tree respawn time slightly
Fixed crash with Sniper's Shrapnel

Reworked the default map
Renamed old maps to `duel1v1_classic`, `duel2v2_classic`, and `duel3v3_classic`
Reduced tree respawn time so they can respawn during the round
Fix neutral creeps not respawning sometimes

Add 3v3 map
Fix Wraith King and Undying reincarnating after round timeouts