Docs: Bump OSX version to 10.13 in build-osx.md
Docs: Bump OSX version to 10.13 in build-osx.md

bitcoinsSG/bitcoin,pstratem/bitcoin,FeatherCoin/Feathercoin,AkioNak/bitcoin,lbryio/lbrycrd,ahmedbodi/vertcoin,bitcoinsSG/bitcoin,n1bor/bitcoin,laudaa/bitcoin,jlopp/statoshi,alecalve/bitcoin,jlopp/statoshi,cdecker/bitcoin,sipsorcery/bitcoin,DigitalPandacoin/pandacoin,kallewoof/bitcoin,tjps/bitcoin,anditto/bitcoin,yenliangl/bitcoin,GroestlCoin/GroestlCoin,domob1812/bitcoin,h4x3rotab/BTCGPU,joshrabinowitz/bitcoin,guncoin/guncoin,mruddy/bitcoin,JeremyRubin/bitcoin,vmp32k/litecoin,jamesob/bitcoin,TheBlueMatt/bitcoin,brandonrobertz/namecoin-core,alecalve/bitcoin,jamesob/bitcoin,domob1812/namecore,jambolo/bitcoin,namecoin/namecore,viacoin/viacoin,pstratem/bitcoin,jtimon/bitcoin,DigitalPandacoin/pandacoin,lbryio/lbrycrd,r8921039/bitcoin,pstratem/bitcoin,mb300sd/bitcoin,kazcw/bitcoin,EthanHeilman/bitcoin,rnicoll/dogecoin,myriadcoin/myriadcoin,mruddy/bitcoin,namecoin/namecoin-core,untrustbank/litecoin,jtimon/bitcoin,andreaskern/bitcoin,fanquake/bitcoin,apoelstra/bitcoin,sipsorcery/bitcoin,prusnak/bitcoin,globaltoken/globaltoken,r8921039/bitcoin,globaltoken/globaltoken,alecalve/bitcoin,kallewoof/bitcoin,fujicoin/fujicoin,OmniLayer/omnicore,yenliangl/bitcoin,tecnovert/particl-core,TheBlueMatt/bitcoin,CryptArc/bitcoin,dscotese/bitcoin,monacoinproject/monacoin,tecnovert/particl-core,globaltoken/globaltoken,sebrandon1/bitcoin,JeremyRubin/bitcoin,bitcoinknots/bitcoin,GroestlCoin/bitcoin,midnightmagic/bitcoin,h4x3rotab/BTCGPU,dscotese/bitcoin,Sjors/bitcoin,MeshCollider/bitcoin,OmniLayer/omnicore,vertcoin/vertcoin,mitchellcash/bitcoin,sstone/bitcoin,ericshawlinux/bitcoin,jnewbery/bitcoin,laudaa/bitcoin,gjhiggins/vcoincore,fanquake/bitcoin,Christewart/bitcoin,nikkitan/bitcoin,tjps/bitcoin,nikkitan/bitcoin,donaloconnor/bitcoin,rnicoll/dogecoin,Flowdalic/bitcoin,sebrandon1/bitcoin,stamhe/bitcoin,vertcoin/vertcoin,mb300sd/bitcoin,rnicoll/bitcoin,jmcorgan/bitcoin,r8921039/bitcoin,kazcw/bitcoin,jtimon/bitcoin,tjps/bitcoin,monacoinproject/monacoin,qtumproject/qtum,RHavar/bitcoin,starwels/starwels,instagibbs/bitcoin,AkioNak/bitcoin,viacoin/viacoin,ryanofsky/bitcoin,bespike/litecoin,Christewart/bitcoin,Kogser/bitcoin,Kogser/bitcoin,guncoin/guncoin,donaloconnor/bitcoin,rnicoll/bitcoin,bitcoinknots/bitcoin,bitcoinsSG/bitcoin,FeatherCoin/Feathercoin,GlobalBoost/GlobalBoost,Rav3nPL/bitcoin,BTCGPU/BTCGPU,tjps/bitcoin,achow101/bitcoin,globaltoken/globaltoken,domob1812/huntercore,RHavar/bitcoin,droark/bitcoin,digibyte/digibyte,Flowdalic/bitcoin,peercoin/peercoin,peercoin/peercoin,qtumproject/qtum,fanquake/bitcoin,ericshawlinux/bitcoin,thrasher-/litecoin,MarcoFalke/bitcoin,thrasher-/litecoin,domob1812/bitcoin,EthanHeilman/bitcoin,MeshCollider/bitcoin,JeremyRubin/bitcoin,rnicoll/bitcoin,stamhe/bitcoin,wellenreiter01/Feathercoin,vmp32k/litecoin,CryptArc/bitcoin,Xekyo/bitcoin,qtumproject/qtum,untrustbank/litecoin,cdecker/bitcoin,bespike/litecoin,monacoinproject/monacoin,CryptArc/bitcoin,thrasher-/litecoin,thrasher-/litecoin,brandonrobertz/namecoin-core,ryanofsky/bitcoin,bitcoinsSG/bitcoin,practicalswift/bitcoin,wellenreiter01/Feathercoin,sstone/bitcoin,Bushstar/UFO-Project,mitchellcash/bitcoin,pstratem/bitcoin,tecnovert/particl-core,Xekyo/bitcoin,litecoin-project/litecoin,ppcoin/ppcoin,jonasschnelli/bitcoin,ericshawlinux/bitcoin,nikkitan/bitcoin,ahmedbodi/vertcoin,instagibbs/bitcoin,myriadcoin/myriadcoin,RHavar/bitcoin,lbryio/lbrycrd,randy-waterhouse/bitcoin,brandonrobertz/namecoin-core,pstratem/bitcoin,sstone/bitcoin,untrustbank/litecoin,domob1812/huntercore,mm-s/bitcoin,GlobalBoost/GlobalBoost,sebrandon1/bitcoin,jambolo/bitcoin,dscotese/bitcoin,jlopp/statoshi,andreaskern/bitcoin,rawodb/bitcoin,namecoin/namecoin-core,droark/bitcoin,domob1812/huntercore,domob1812/huntercore,thrasher-/litecoin,MeshCollider/bitcoin,jambolo/bitcoin,ahmedbodi/vertcoin,Christewart/bitcoin,sebrandon1/bitcoin,maaku/bitcoin,namecoin/namecore,lateminer/bitcoin,domob1812/huntercore,jlopp/statoshi,wellenreiter01/Feathercoin,rnicoll/dogecoin,AkioNak/bitcoin,myriadteam/myriadcoin,sipsorcery/bitcoin,alecalve/bitcoin,anditto/bitcoin,digibyte/digibyte,TheBlueMatt/bitcoin,starwels/starwels,jnewbery/bitcoin,bitcoinknots/bitcoin,FeatherCoin/Feathercoin,lbryio/lbrycrd,jambolo/bitcoin,viacoin/viacoin,OmniLayer/omnicore,Flowdalic/bitcoin,paveljanik/bitcoin,midnightmagic/bitcoin,jamesob/bitcoin,sstone/bitcoin,Bushstar/UFO-Project,OmniLayer/omnicore,sipsorcery/bitcoin,MeshCollider/bitcoin,cdecker/bitcoin,pataquets/namecoin-core,deeponion/deeponion,particl/particl-core,Flowdalic/bitcoin,dscotese/bitcoin,bitcoin/bitcoin,midnightmagic/bitcoin,mb300sd/bitcoin,GlobalBoost/GlobalBoost,yenliangl/bitcoin,lbryio/lbrycrd,jamesob/bitcoin,MazaCoin/maza,deeponion/deeponion,1185/starwels,yenliangl/bitcoin,andreaskern/bitcoin,deeponion/deeponion,sstone/bitcoin,ahmedbodi/vertcoin,apoelstra/bitcoin,peercoin/peercoin,r8921039/bitcoin,RHavar/bitcoin,nikkitan/bitcoin,sstone/bitcoin,pstratem/bitcoin,1185/starwels,vmp32k/litecoin,pataquets/namecoin-core,GroestlCoin/GroestlCoin,Kogser/bitcoin,MarcoFalke/bitcoin,maaku/bitcoin,1185/starwels,gjhiggins/vcoincore,maaku/bitcoin,namecoin/namecore,Bushstar/UFO-Project,rawodb/bitcoin,ajtowns/bitcoin,globaltoken/globaltoken,randy-waterhouse/bitcoin,mitchellcash/bitcoin,jonasschnelli/bitcoin,BTCGPU/BTCGPU,Kogser/bitcoin,n1bor/bitcoin,randy-waterhouse/bitcoin,thrasher-/litecoin,brandonrobertz/namecoin-core,Bushstar/UFO-Project,starwels/starwels,tecnovert/particl-core,CryptArc/bitcoin,prusnak/bitcoin,midnightmagic/bitcoin,qtumproject/qtum,mruddy/bitcoin,achow101/bitcoin,bitcoinknots/bitcoin,lbryio/lbrycrd,kazcw/bitcoin,namecoin/namecoin-core,lateminer/bitcoin,maaku/bitcoin,Kogser/bitcoin,droark/bitcoin,rnicoll/bitcoin,afk11/bitcoin,n1bor/bitcoin,monacoinproject/monacoin,n1bor/bitcoin,ericshawlinux/bitcoin,myriadteam/myriadcoin,bitcoinsSG/bitcoin,particl/particl-core,Christewart/bitcoin,domob1812/namecore,namecoin/namecore,anditto/bitcoin,rnicoll/bitcoin,instagibbs/bitcoin,kallewoof/bitcoin,ppcoin/ppcoin,Kogser/bitcoin,particl/particl-core,lateminer/bitcoin,BTCGPU/BTCGPU,andreaskern/bitcoin,mruddy/bitcoin,jonasschnelli/bitcoin,paveljanik/bitcoin,h4x3rotab/BTCGPU,TheBlueMatt/bitcoin,afk11/bitcoin,ElementsProject/elements,maaku/bitcoin,DigitalPandacoin/pandacoin,ryanofsky/bitcoin,kazcw/bitcoin,Kogser/bitcoin,prusnak/bitcoin,JeremyRubin/bitcoin,paveljanik/bitcoin,midnightmagic/bitcoin,1185/starwels,apoelstra/bitcoin,pataquets/namecoin-core,domob1812/bitcoin,rnicoll/dogecoin,MeshCollider/bitcoin,bitcoin/bitcoin,namecoin/namecoin-core,pataquets/namecoin-core,fujicoin/fujicoin,Rav3nPL/bitcoin,EthanHeilman/bitcoin,GroestlCoin/bitcoin,apoelstra/bitcoin,jnewbery/bitcoin,litecoin-project/litecoin,afk11/bitcoin,vmp32k/litecoin,GroestlCoin/GroestlCoin,fanquake/bitcoin,myriadcoin/myriadcoin,mb300sd/bitcoin,1185/starwels,jmcorgan/bitcoin,Kogser/bitcoin,nikkitan/bitcoin,fanquake/bitcoin,particl/particl-core,jamesob/bitcoin,lbryio/lbrycrd,apoelstra/bitcoin,TheBlueMatt/bitcoin,stamhe/bitcoin,achow101/bitcoin,wellenreiter01/Feathercoin,namecoin/namecore,ajtowns/bitcoin,MarcoFalke/bitcoin,GroestlCoin/bitcoin,Christewart/bitcoin,ajtowns/bitcoin,gjhiggins/vcoincore,jlopp/statoshi,anditto/bitcoin,tjps/bitcoin,laudaa/bitcoin,digibyte/digibyte,bespike/litecoin,jlopp/statoshi,rawodb/bitcoin,domob1812/namecore,kazcw/bitcoin,namecoin/namecoin-core,Sjors/bitcoin,achow101/bitcoin,Sjors/bitcoin,jonasschnelli/bitcoin,mitchellcash/bitcoin,paveljanik/bitcoin,FeatherCoin/Feathercoin,qtumproject/qtum,vertcoin/vertcoin,ElementsProject/elements,laudaa/bitcoin,MazaCoin/maza,stamhe/bitcoin,mb300sd/bitcoin,myriadcoin/myriadcoin,h4x3rotab/BTCGPU,cdecker/bitcoin,wellenreiter01/Feathercoin,BTCGPU/BTCGPU,bitcoinknots/bitcoin,andreaskern/bitcoin,h4x3rotab/BTCGPU,donaloconnor/bitcoin,ajtowns/bitcoin,JeremyRubin/bitcoin,Rav3nPL/bitcoin,AkioNak/bitcoin,practicalswift/bitcoin,gjhiggins/vcoincore,Kogser/bitcoin,ElementsProject/elements,domob1812/namecore,paveljanik/bitcoin,particl/particl-core,fanquake/bitcoin,mruddy/bitcoin,starwels/starwels,droark/bitcoin,FeatherCoin/Feathercoin,EthanHeilman/bitcoin,tjps/bitcoin,laudaa/bitcoin,maaku/bitcoin,guncoin/guncoin,starwels/starwels,prusnak/bitcoin,GroestlCoin/GroestlCoin,MarcoFalke/bitcoin,instagibbs/bitcoin,ahmedbodi/vertcoin,DigitalPandacoin/pandacoin,MazaCoin/maza,wellenreiter01/Feathercoin,afk11/bitcoin,fujicoin/fujicoin,paveljanik/bitcoin,ajtowns/bitcoin,AkioNak/bitcoin,instagibbs/bitcoin,ericshawlinux/bitcoin,namecoin/namecore,jtimon/bitcoin,ericshawlinux/bitcoin,litecoin-project/litecoin,rawodb/bitcoin,sebrandon1/bitcoin,Christewart/bitcoin,randy-waterhouse/bitcoin,prusnak/bitcoin,practicalswift/bitcoin,deeponion/deeponion,myriadteam/myriadcoin,Kogser/bitcoin,Kogser/bitcoin,RHavar/bitcoin,randy-waterhouse/bitcoin,myriadteam/myriadcoin,prusnak/bitcoin,peercoin/peercoin,MazaCoin/maza,rnicoll/bitcoin,domob1812/bitcoin,FeatherCoin/Feathercoin,fujicoin/fujicoin,GlobalBoost/GlobalBoost,Rav3nPL/bitcoin,alecalve/bitcoin,GlobalBoost/GlobalBoost,viacoin/viacoin,TheBlueMatt/bitcoin,Rav3nPL/bitcoin,untrustbank/litecoin,Xekyo/bitcoin,namecoin/namecoin-core,jnewbery/bitcoin,apoelstra/bitcoin,mm-s/bitcoin,pataquets/namecoin-core,untrustbank/litecoin,vertcoin/vertcoin,gjhiggins/vcoincore,ryanofsky/bitcoin,cdecker/bitcoin,BTCGPU/BTCGPU,jnewbery/bitcoin,rnicoll/dogecoin,deeponion/deeponion,andreaskern/bitcoin,OmniLayer/omnicore,deeponion/deeponion,rawodb/bitcoin,RHavar/bitcoin,BTCGPU/BTCGPU,joshrabinowitz/bitcoin,ppcoin/ppcoin,vertcoin/vertcoin,anditto/bitcoin,donaloconnor/bitcoin,particl/particl-core,starwels/starwels,ElementsProject/elements,monacoinproject/monacoin,laudaa/bitcoin,joshrabinowitz/bitcoin,vmp32k/litecoin,n1bor/bitcoin,CryptArc/bitcoin,MarcoFalke/bitcoin,sebrandon1/bitcoin,practicalswift/bitcoin,guncoin/guncoin,tecnovert/particl-core,Xekyo/bitcoin,monacoinproject/monacoin,alecalve/bitcoin,jmcorgan/bitcoin,guncoin/guncoin,kallewoof/bitcoin,joshrabinowitz/bitcoin,bitcoin/bitcoin,OmniLayer/omnicore,yenliangl/bitcoin,ahmedbodi/vertcoin,domob1812/bitcoin,ElementsProject/elements,litecoin-project/litecoin,cdecker/bitcoin,qtumproject/qtum,joshrabinowitz/bitcoin,ryanofsky/bitcoin,jmcorgan/bitcoin,mitchellcash/bitcoin,afk11/bitcoin,EthanHeilman/bitcoin,myriadcoin/myriadcoin,tecnovert/particl-core,GlobalBoost/GlobalBoost,CryptArc/bitcoin,JeremyRubin/bitcoin,kallewoof/bitcoin,bitcoinsSG/bitcoin,droark/bitcoin,jambolo/bitcoin,Kogser/bitcoin,digibyte/digibyte,mb300sd/bitcoin,kallewoof/bitcoin,myriadcoin/myriadcoin,GroestlCoin/GroestlCoin,domob1812/huntercore,ElementsProject/elements,mm-s/bitcoin,myriadteam/myriadcoin,MazaCoin/maza,anditto/bitcoin,jmcorgan/bitcoin,GlobalBoost/GlobalBoost,practicalswift/bitcoin,DigitalPandacoin/pandacoin,lateminer/bitcoin,pataquets/namecoin-core,dscotese/bitcoin,instagibbs/bitcoin,GroestlCoin/bitcoin,yenliangl/bitcoin,bespike/litecoin,myriadteam/myriadcoin,mruddy/bitcoin,joshrabinowitz/bitcoin,mm-s/bitcoin,mm-s/bitcoin,MazaCoin/maza,vertcoin/vertcoin,jtimon/bitcoin,nikkitan/bitcoin,litecoin-project/litecoin,jamesob/bitcoin,peercoin/peercoin,randy-waterhouse/bitcoin,r8921039/bitcoin,droark/bitcoin,untrustbank/litecoin,jtimon/bitcoin,viacoin/viacoin,vmp32k/litecoin,ppcoin/ppcoin,mitchellcash/bitcoin,n1bor/bitcoin,brandonrobertz/namecoin-core,jambolo/bitcoin,GroestlCoin/bitcoin,achow101/bitcoin,jonasschnelli/bitcoin,sipsorcery/bitcoin,practicalswift/bitcoin,Rav3nPL/bitcoin,Xekyo/bitcoin,stamhe/bitcoin,GroestlCoin/GroestlCoin,1185/starwels,bespike/litecoin,ajtowns/bitcoin,Bushstar/UFO-Project,ryanofsky/bitcoin,midnightmagic/bitcoin,fujicoin/fujicoin,DigitalPandacoin/pandacoin,peercoin/peercoin,Xekyo/bitcoin,Sjors/bitcoin,r8921039/bitcoin,achow101/bitcoin,rawodb/bitcoin,donaloconnor/bitcoin,globaltoken/globaltoken,donaloconnor/bitcoin,stamhe/bitcoin,Sjors/bitcoin,guncoin/guncoin,digibyte/digibyte,lateminer/bitcoin,bitcoin/bitcoin,viacoin/viacoin,Flowdalic/bitcoin,mm-s/bitcoin,fujicoin/fujicoin,EthanHeilman/bitcoin,bitcoin/bitcoin,bitcoin/bitcoin,kazcw/bitcoin,gjhiggins/vcoincore,qtumproject/qtum,h4x3rotab/BTCGPU,MarcoFalke/bitcoin,AkioNak/bitcoin,Flowdalic/bitcoin,afk11/bitcoin,digibyte/digibyte,domob1812/bitcoin,lateminer/bitcoin,Bushstar/UFO-Project,litecoin-project/litecoin,brandonrobertz/namecoin-core,MeshCollider/bitcoin,GroestlCoin/bitcoin,dscotese/bitcoin,domob1812/namecore,jmcorgan/bitcoin,sipsorcery/bitcoin,domob1812/namecore,bespike/litecoin