Minor fixes in 0.5.5a

• Rework on characters portraits
• Rework on windows skins
• Less saturated background
• Redistribute characters stats
•  Yukihiro's Row Slash now deals more damage and it's divided with the enemies, so, there's less targets there's more concentrated damage
• Morgane's Magixplosion now deals more damage as the target H.P is low
•  Morgane now has an aura that regen mana when she deals critical damage