Add missing gen2 items

There are some berries and items that were lacking for gen2.  According to UPC the Berserk Gene's confusion lasts 256 turns.  It lasts the normal duration currently.
Removing redundant berries

The status curing berries can be implemented using aliases to the existing berries.
Remove Berry

Berry is exactly the same as Oran Berry
Remove Gold Berry

According to Slayer95 gold berry behaves identically to ADV sitrus berry.
Allow gen2 berries to be used
Allow Lum Berry in gen 2
Remove Mummy message when attacker has Mummy

According to Marty, Mummy isn't supposed to show a message when the attacker already has Mummy.
Use noForce instead of comparison
Merge pull request #802 from Relados/patch-47

Remove Mummy message when attacker has Mummy
Update Mud and Water Sport Mechanics

Mud Sport and Water Sport now always last 5 turns
Gen 5 Mud and Water Sport
Replace Ice Beam with Ice Punch on Dusknoir
Merge pull request #805 from Relados/patch-49

Replace Ice Beam with Ice Punch on Dusknoir
Update Other Metagames
Fix typo

The case 'u-turn' will never occur, it needs to be 'uturn'
Merge pull request #809 from Relados/patch-50

Fix typo
Merge pull request #808 from sirDonovan/patch-4

Update Other Metagames
Merge pull request #804 from sirDonovan/patch-3

Update Mud and Water Sport Mechanics
Update UU banlist for Klefki test
Merge pull request #811 from TalkTakesTime/patch-2

Update UU banlist for Klefki test