src/CMakeLists: Small changes for increased readability
src/CMakeLists: Small changes for increased readability

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