Fixed some warnings
Fixed some warnings

mmdk95/cuberite,nicodinh/cuberite,mc-server/MCServer,mjssw/cuberite,Frownigami1/cuberite,Haxi52/cuberite,kevinr/cuberite,zackp30/cuberite,Altenius/cuberite,Haxi52/cuberite,nevercast/cuberite,nounoursheureux/MCServer,Frownigami1/cuberite,mjssw/cuberite,nicodinh/cuberite,nicodinh/cuberite,bendl/cuberite,marvinkopf/cuberite,zackp30/cuberite,kevinr/cuberite,HelenaKitty/EbooMC,nounoursheureux/MCServer,nevercast/cuberite,birkett/cuberite,Tri125/MCServer,bendl/cuberite,mc-server/MCServer,Haxi52/cuberite,guijun/MCServer,Howaner/MCServer,QUSpilPrgm/cuberite,Frownigami1/cuberite,thetaeo/cuberite,SamOatesPlugins/cuberite,jammet/MCServer,QUSpilPrgm/cuberite,guijun/MCServer,mmdk95/cuberite,mmdk95/cuberite,jammet/MCServer,mjssw/cuberite,tonibm19/cuberite,tonibm19/cuberite,johnsoch/cuberite,Altenius/cuberite,linnemannr/MCServer,nichwall/cuberite,mjssw/cuberite,birkett/MCServer,kevinr/cuberite,Fighter19/cuberite,electromatter/cuberite,thetaeo/cuberite,thetaeo/cuberite,linnemannr/MCServer,Tri125/MCServer,MuhammadWang/MCServer,marvinkopf/cuberite,linnemannr/MCServer,birkett/MCServer,johnsoch/cuberite,nicodinh/cuberite,Frownigami1/cuberite,tonibm19/cuberite,birkett/cuberite,QUSpilPrgm/cuberite,nevercast/cuberite,birkett/MCServer,Howaner/MCServer,HelenaKitty/EbooMC,ionux/MCServer,jammet/MCServer,nicodinh/cuberite,Fighter19/cuberite,Fighter19/cuberite,linnemannr/MCServer,nounoursheureux/MCServer,Altenius/cuberite,electromatter/cuberite,Schwertspize/cuberite,Tri125/MCServer,nichwall/cuberite,nevercast/cuberite,johnsoch/cuberite,ionux/MCServer,electromatter/cuberite,birkett/cuberite,marvinkopf/cuberite,SamOatesPlugins/cuberite,thetaeo/cuberite,nounoursheureux/MCServer,SamOatesPlugins/cuberite,QUSpilPrgm/cuberite,zackp30/cuberite,nevercast/cuberite,Tri125/MCServer,ionux/MCServer,nichwall/cuberite,guijun/MCServer,electromatter/cuberite,Haxi52/cuberite,kevinr/cuberite,johnsoch/cuberite,birkett/MCServer,tonibm19/cuberite,mjssw/cuberite,HelenaKitty/EbooMC,Tri125/MCServer,nevercast/cuberite,mmdk95/cuberite,mmdk95/cuberite,Altenius/cuberite,jammet/MCServer,nounoursheureux/MCServer,nichwall/cuberite,HelenaKitty/EbooMC,Fighter19/cuberite,ionux/MCServer,kevinr/cuberite,nicodinh/cuberite,mc-server/MCServer,marvinkopf/cuberite,ionux/MCServer,linnemannr/MCServer,Schwertspize/cuberite,linnemannr/MCServer,thetaeo/cuberite,thetaeo/cuberite,mc-server/MCServer,zackp30/cuberite,tonibm19/cuberite,SamOatesPlugins/cuberite,tonibm19/cuberite,bendl/cuberite,mmdk95/cuberite,marvinkopf/cuberite,nichwall/cuberite,birkett/cuberite,bendl/cuberite,QUSpilPrgm/cuberite,guijun/MCServer,MuhammadWang/MCServer,electromatter/cuberite,bendl/cuberite,jammet/MCServer,MuhammadWang/MCServer,Howaner/MCServer,Fighter19/cuberite,Schwertspize/cuberite,Howaner/MCServer,mc-server/MCServer,birkett/cuberite,mjssw/cuberite,SamOatesPlugins/cuberite,zackp30/cuberite,HelenaKitty/EbooMC,zackp30/cuberite,guijun/MCServer,birkett/cuberite,Altenius/cuberite,kevinr/cuberite,nichwall/cuberite,Howaner/MCServer,johnsoch/cuberite,birkett/MCServer,guijun/MCServer,Haxi52/cuberite,Howaner/MCServer,mc-server/MCServer,Fighter19/cuberite,ionux/MCServer,Tri125/MCServer,birkett/MCServer,Haxi52/cuberite,jammet/MCServer,Frownigami1/cuberite,Schwertspize/cuberite,Schwertspize/cuberite,QUSpilPrgm/cuberite,electromatter/cuberite,MuhammadWang/MCServer,MuhammadWang/MCServer,nounoursheureux/MCServer,marvinkopf/cuberite