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.
dubs update 1.42

am @ cubone rn
dubs update 1.43

at happiny now
Don't list tournaments in private rooms
Better implementation of 056d6847c0d9c696d83f6205e68cedfa1c4d225a
Merge pull request #753 from kotarou3/tournaments

Better implementation of 056d6847c0d9c696d83f6205e68cedfa1c4d225a
Pokemon cannot Mega Evolve while locked into a move
Prevent high bulk pokemon from having Focus Sash

I chose 300 as a sum of Defense, Special Defense and HP that would designate a high bulk Pokemon, due to being just below Dusknoir's sum of the three and I was getting Focus Sash Dusknoir, which is rather subpar.  The number could be changed if there's any better way to designate bulk.
Merge pull request #754 from Relados/patch-28

Prevent high bulk pokemon from having Focus Sash
Make Gourgeist have proper probability to show up
Merge pull request #755 from Relados/patch-29

Make Gourgeist have proper probability to show up
NEXT: Vivillon gets QD

Vivillon can now equip a stick to use quiver dance and gain +1 spa.
Merge pull request #759 from Tempoanon/patch-4

NEXT: Vivillon gets QD
NEXT: Vivillon gets Gossamer Wing

Vivillon can now gain the benefits of Gossamer Wing by equipping a Stick.
Merge pull request #760 from Tempoanon/patch-5

NEXT: Vivillon gets Gossamer Wing
Prevent Moxie on Pokemon without physical moves

It's literally useless - even Unnerve is more useful in that case.
Merge pull request #761 from Relados/patch-30

Prevent Moxie on Pokemon without physical moves