Various Bugfixes

[vulcandth]

• Perish Song and Spikes can leave a Pokemon with 0 HP and not faint
• Thick Club and Light Ball can make (Special) Attack wrap around above 1021
• Metal Powder can increase damage taken with boosted (Special) Defense
• Reflect and Light Screen can make (Special) Defense wrap around 1024
• Moves with a 100% secondary effect chance will not trigger it in 1/256 uses
• Belly Drum sharply boosts Attack even with under 50% HP
• Berserk Gene's confusion lasts for 256 turns or the previous Pokémon's confusion count
• Confusion damage is affected by type-boosting items and Explosion/Self-Destruct doubling
• Moves that lower Defense can do so after breaking a Substitute
• Counter and Mirror Coat still work if the opponent uses an item
• A Disabled but PP Up–enhanced move may not trigger Struggle
• A Pokémon that fainted from Pursuit will have its old status condition when revived
• Lock-On and Mind Reader don't always bypass Fly and Dig
• Beat Up can desynchronize link battles
• Beat Up works incorrectly with only one Pokémon in the party
• Beat Up may fail to raise Substitute
• Beat Up may trigger King's Rock even if it failed
• Present damage is incorrect in link battles
• Return and Frustration deal no damage when the user's happiness is low or high, respectively
• Dragon Scale, not Dragon Fang, boosts Dragon-type moves
• Switching out or switching against a Pokémon with max HP below 4 freezes the game
• Moves that do damage and increase your stats do not increase stats after a KO
• HP bar animation is slow for high HP
• HP bar animation off-by-one error for low HP
• A Transformed Pokémon can use Sketch and learn otherwise unobtainable moves
• Catching a Transformed Pokémon always catches a Ditto
• Experience underflow for level 1 Pokémon with Medium-Slow growth rate
• The Dude's catching tutorial may crash if his Poké Ball can't be used
• BRN/PSN/PAR do not affect catch rate
• Moon Ball does not boost catch rate
• Love Ball boosts catch rate for the wrong gender
• Fast Ball only boosts catch rate for three Pokémon (TODO: remove comment)
• Heavy Ball uses wrong weight value for three Pokémon
• Glacier Badge may not boost Special Defense depending on the value of Special Attack
• "Smart" AI encourages Mean Look if its own Pokémon is badly poisoned
• "Smart" AI discourages Conversion2 after the first turn
• "Smart" AI does not encourage Solar Beam, Flame Wheel, or Moonlight during Sunny Day
• AI does not discourage Future Sight when it's already been used
• AI makes a false assumption about CheckTypeMatchup
• AI use of Full Heal or Full Restore does not cure Nightmare status
• AI use of Full Heal does not cure confusion status
• Wild Pokémon can always Teleport regardless of level difference
• RIVAL2 has lower DVs than RIVAL1
• HELD_CATCH_CHANCE has no effect
• Credits sequence changes move selection menu behavior
• LoadMetatiles wraps around past 128 blocks
• Surfing directly across a map connection does not load the new map
• Swimming NPCs aren't limited by their movement radius
• Pokémon deposited in the Day-Care might lose experience
• In-battle “…” ellipsis is too high
• Two tiles in the port tileset are drawn incorrectly
• The Ruins of Alph research center's roof color at night looks wrong
• A hatching Unown egg would not show the right letter
• Using a Park Ball in non-Contest battles has a corrupt animation
• Battle transitions fail to account for the enemy's level
• Some trainer NPCs have inconsistent overworld sprites
• Slot machine payout sound effects cut each other off
• Team Rocket battle music is not used for Executives or Scientists
• No bump noise if standing on tile $3E
• Playing Entei's Pokédex cry can distort Raikou's and Suicune's
• Five-digit experience gain is printed incorrectly
• Only the first three evolution entries can have Stone compatibility reported correctly
• EVOLVE_STAT can break Stone compatibility reporting
• A "HOF Master!" title for 200-Time Famers is defined but inaccessible
• Clair can give TM24 Dragonbreath twice
• Daisy's grooming doesn't always increase happiness
• Magikarp in Lake of Rage are shorter, not longer
• Magikarp length limits have a unit conversion error
• Magikarp lengths can be miscalculated
• CheckOwnMon only checks the first five letters of OT names
• CheckOwnMonAnywhere does not check the Day-Care
• The unused phonecall script command may crash
• Saves corrupted by mid-save shutoff are not handled
• ScriptCall can overflow wScriptStack and crash
• LoadSpriteGFX does not limit the capacity of UsedSprites
• ChooseWildEncounter doesn't really validate the wild Pokémon species
• TryObjectEvent arbitrary code execution
• ReadObjectEvents overflows into wObjectMasks
• ClearWRAM only clears WRAM bank 1
• BattleAnimCmd_ClearObjs only clears the first 6⅔ objects