v2.0-beta2

Note:

If the antivirus detects the executable as a virus, just ignore it, as it is a problem with PyInstaller that ends up throwing a false positive.

Changelog:

• Small fixes and improvements
• Fixed when trying to change the texture of a block from the main application and not working
• Improved 3dst conversion algorithm
• More image formats selectable when choosing textures
• 3dstViewer new GUI and options