Documentation : https://docs.google.com/document/d/1JmDi_ruD59NQNP36eWyoQfkReUuBcQPfdUzJRCDUTTk 

Texture Library is a powerful tool for organizing and using textures, once you get used to using it, you won't be able to do without it.Features:  

•  Organizing and using textures.  

• Customizing texture library group.