Modified all models "Large" Models to work with DirectX 11

-Added Custom Block Tab "Artificial Asteroid Mod"
-Moved all blocks into Custom Tab
-Fixed 60 survival mode bugs
-Fixed several typos

- Added 7 new stone textures
- Modified some of previous textures
- Modified source code to be more current with modding standard

-Made changes to base code which could interfere with some maps

- Added Rounded Corner Block
- Added Rounded Slope Block
- Added Rounded Inv Corner Block

- Modified some of the textures to flow better

- Known issue some of rounded blocks textures don't flow properly

- Darkened the texture slightly to make it better blend with the vanilla textures

- Fixed a LOD bug with the inverted corner block (on Large Blocks)

- Changed Sizes of textures on triangle edges to more properly flow between blocks

- Editted model edges to slightly display textures better

Fixed LOD bug with the added small blocks

Added all Small Ship Block versions of the current blocks

- Small Ship Cube
- Small Ship Slope
- Small Ship Corner
- Small Ship Inv Corner

Added Inverted Corner Block for all those whom requested it.

Added temporary thumb.jpg

Fixed initial upload bugs