Updated skills to High Five

Shadow Flare (1267)
Seed of Fire (1285)
Seed of Water (1286)
Seed of Wind (1287)
Aura Symphony (1288)
Demon Wind (1291)
Elemental Storm (1294)
Wind Vortex (1341)
Dark Vortex (1343)
Wind Vortex Slug (1456)
Empowering Echo (1457)
Arcane Shield (1556)

Note: Elemental Storm (1294) and Wind Vortex (1341) use new effect
InstantMagicalAttackOverHit.
Note: Dark Vortex (1343) had wrong values, custom stat and missing
enchant route.

Reported-by: wadsok, Petersen