2.0.0 - Added multiple shelter tiers!

• The survival shelter now requires a Survival Shelter Kit in order to be built.
  
• Kits can be bought from various vendors that stock survival supplies throughout the world.
  
• Kits can also be crafted from Medical Workbenches and even found in the wild!
  
  
• Survival Shelters now have a total of 3 tiers;
  
  • Tier 1: 18x18 storage, items stack up to 5. Costs 1 Survival Shelter Kit.
    
    • 4 sleeping slots, x4 healing rate.
  • Tier 2: 20x20 storage, items stack up to 10. Costs 2 Survival Shelter Kits.
    
    • 6 sleeping slots, x6 healing rate.
  • Tier 3: 22x24 storage, items stack up to 20. Costs 3 Survival Shelter Kits.
    
    • 8 sleeping slots, x8 healing rate.
      
    • Requires Light Wind Generator Theory research.
      
    • Also provides 50kW power and acts as an outpost creating a town marker.
  
  
• The new shelter tiers can be unlocked for building via the newly added research for them.
  
  • Requires tech level 2/3 respectively.
• Rebalanced research costs and time to be cheaper/quicker for tier 1 of the shelter.
  
• New texture and normal map for the shelter roof.

1.0.1 - Updated Steam workshop preview image.

1.0.0 - Initial release.