Bugfix + stuff update(Alpha v0.8.2)

[kontrevolucia]

Bugfixes:

• Fixed flamethrower turret can't shoot through walls
• Player now holds plasma gun and some other weapons properly
• Fixed molotov cocktail weren't stackable and couldn't burn platforms
• Fixed dynamite craft required iron ore instead of iron bars
• Fixed underground vents didn't work in peaceful mode
  Features:
• Slightly changed weapons balance
• Game now procedurally generates position in hands for hand equipments
• Flamethrower turret now works same as flamethrower
• Added heavy rifle
• Added shock grenade
• Changed AK-47 sprite to sci-fi
• AK-47 doesn't require wood in craft now
• Enabled molotov cocktail craft
• The paralysis effect lasts half as long as before
• Poison grenade craft now requires iron bars

Screenshots:

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