Changed Nether defaults to use PieceStructures.
Changed Nether defaults to use PieceStructures.

birkett/MCServer,johnsoch/cuberite,Schwertspize/cuberite,Frownigami1/cuberite,Frownigami1/cuberite,birkett/MCServer,mc-server/MCServer,marvinkopf/cuberite,tonibm19/cuberite,Altenius/cuberite,johnsoch/cuberite,birkett/MCServer,nounoursheureux/MCServer,nounoursheureux/MCServer,Haxi52/cuberite,nounoursheureux/MCServer,ionux/MCServer,birkett/cuberite,ionux/MCServer,mc-server/MCServer,nounoursheureux/MCServer,nounoursheureux/MCServer,johnsoch/cuberite,Frownigami1/cuberite,HelenaKitty/EbooMC,HelenaKitty/EbooMC,kevinr/cuberite,Altenius/cuberite,johnsoch/cuberite,Altenius/cuberite,marvinkopf/cuberite,birkett/cuberite,HelenaKitty/EbooMC,kevinr/cuberite,Frownigami1/cuberite,Altenius/cuberite,tonibm19/cuberite,QUSpilPrgm/cuberite,QUSpilPrgm/cuberite,tonibm19/cuberite,Fighter19/cuberite,Altenius/cuberite,marvinkopf/cuberite,birkett/MCServer,mc-server/MCServer,Haxi52/cuberite,Schwertspize/cuberite,Haxi52/cuberite,mc-server/MCServer,Schwertspize/cuberite,kevinr/cuberite,Fighter19/cuberite,HelenaKitty/EbooMC,Fighter19/cuberite,kevinr/cuberite,ionux/MCServer,Fighter19/cuberite,Fighter19/cuberite,birkett/cuberite,Haxi52/cuberite,birkett/cuberite,Schwertspize/cuberite,tonibm19/cuberite,birkett/cuberite,Frownigami1/cuberite,mc-server/MCServer,HelenaKitty/EbooMC,tonibm19/cuberite,tonibm19/cuberite,marvinkopf/cuberite,ionux/MCServer,QUSpilPrgm/cuberite,Schwertspize/cuberite,ionux/MCServer,marvinkopf/cuberite,QUSpilPrgm/cuberite,Haxi52/cuberite,Haxi52/cuberite,birkett/MCServer,marvinkopf/cuberite,mc-server/MCServer,birkett/cuberite,QUSpilPrgm/cuberite,ionux/MCServer,kevinr/cuberite,johnsoch/cuberite,QUSpilPrgm/cuberite,Fighter19/cuberite,nounoursheureux/MCServer,birkett/MCServer,kevinr/cuberite