This pack as well as my advanced Landscape Displacement Material have been added to the Trello board, please go give them a vote!
Advanced Material Pack Edition 2- https://trello.com/c/ddR7a5wE/221-advanced-materials-ed-2
Tessellated Landscape Material - https://trello.com/c/dW62jE6u/216-adv-disp-landscape-material