osx: set min version to 10.7 for 0.11+
osx: set min version to 10.7 for 0.11+

Github-Pull: #6218
Rebased-From: c3cdd7b31201e1f3f78f816d8456d04c00e06418

ekankyesme/bitcoinxt,psionin/smartcoin,vericoin/vericoin-core,arruah/ensocoin,bitcoinxt/bitcoinxt,ekankyesme/bitcoinxt,psionin/smartcoin,cddjr/BitcoinUnlimited,KnCMiner/bitcoin,marlengit/hardfork_prototype_1_mvf-bu,zetacoin/zetacoin,TrainMAnB/vcoincore,dagurval/bitcoinxt,habibmasuro/bitcoinxt,stevemyers/bitcoinxt,dogecoin/dogecoin,zetacoin/zetacoin,odemolliens/bitcoinxt,okinc/bitcoin,jonghyeopkim/bitcoinxt,marcusdiaz/BitcoinUnlimited,okinc/bitcoin,Rav3nPL/polcoin,TrainMAnB/vcoincore,isghe/bitcoinxt,funbucks/notbitcoinxt,krzysztofwos/BitcoinUnlimited,vericoin/vericoin-core,jonghyeopkim/bitcoinxt,bitcoinsSG/zcash,gjhiggins/vcoincore,argentumproject/argentum,Rav3nPL/polcoin,CTRoundTable/Encrypted.Cash,zetacoin/zetacoin,stevemyers/bitcoinxt,BitcoinUnlimited/BitcoinUnlimited,rromanchuk/bitcoinxt,dexX7/bitcoin,myriadcoin/myriadcoin,loxal/zcash,marcusdiaz/BitcoinUnlimited,SartoNess/BitcoinUnlimited,dagurval/bitcoinxt,Bitcoin-com/BUcash,Justaphf/BitcoinUnlimited,dagurval/bitcoinxt,sugruedes/bitcoinxt,Bitcoin-com/BUcash,odemolliens/bitcoinxt,odemolliens/bitcoinxt,marlengit/hardfork_prototype_1_mvf-bu,loxal/zcash,oklink-dev/bitcoin,myriadteam/myriadcoin,gandrewstone/bitcoinxt,bitcoinxt/bitcoinxt,stevemyers/bitcoinxt,AllanDoensen/BitcoinUnlimited,bitcoinsSG/zcash,isocolsky/bitcoinxt,Justaphf/BitcoinUnlimited,Justaphf/BitcoinUnlimited,rromanchuk/bitcoinxt,royosherove/bitcoinxt,bitcoinxt/bitcoinxt,funbucks/notbitcoinxt,krzysztofwos/BitcoinUnlimited,RongxinZhang/bitcoinxt,funbucks/notbitcoinxt,marlengit/BitcoinUnlimited,TrainMAnB/vcoincore,isghe/bitcoinxt,myriadteam/myriadcoin,ekankyesme/bitcoinxt,sugruedes/bitcoinxt,patricklodder/dogecoin,BitcoinUnlimited/BitcoinUnlimited,vcoin-project/vcoincore,CTRoundTable/Encrypted.Cash,arruah/ensocoin,marlengit/BitcoinUnlimited,czr5014iph/bitcoin4e,myriadteam/myriadcoin,gandrewstone/bitcoinxt,CryptArc/bitcoinxt,patricklodder/dogecoin,arruah/ensocoin,gjhiggins/vcoincore,KnCMiner/bitcoin,dexX7/bitcoin,vericoin/vericoin-core,SoreGums/bitcoinxt,habibmasuro/bitcoinxt,prark/bitcoinxt,KnCMiner/bitcoin,CryptArc/bitcoinxt,marlengit/hardfork_prototype_1_mvf-bu,loxal/zcash,habibmasuro/bitcoinxt,sugruedes/bitcoinxt,BTCfork/hardfork_prototype_1_mvf-bu,aniemerg/zcash,SartoNess/BitcoinUnlimited,cddjr/BitcoinUnlimited,NateBrune/bitcoin-nate,NateBrune/bitcoin-fio,psionin/smartcoin,dexX7/bitcoin,prark/bitcoinxt,SoreGums/bitcoinxt,krzysztofwos/BitcoinUnlimited,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,isocolsky/bitcoinxt,myriadteam/myriadcoin,koharjidan/dogecoin,isocolsky/bitcoinxt,dogecoin/dogecoin,argentumproject/argentum,bitcoinxt/bitcoinxt,dagurval/bitcoinxt,odemolliens/bitcoinxt,bitcoinsSG/zcash,gjhiggins/vcoincore,funbucks/notbitcoinxt,andres-root/bitcoinxt,psionin/smartcoin,gandrewstone/bitcoinxt,TrainMAnB/vcoincore,BTCfork/hardfork_prototype_1_mvf-bu,andres-root/bitcoinxt,royosherove/bitcoinxt,NateBrune/bitcoin-nate,nathan-at-least/zcash,vcoin-project/vcoincore,drwasho/bitcoinxt,NateBrune/bitcoin-nate,prark/bitcoinxt,Bitcoinsulting/bitcoinxt,koharjidan/dogecoin,BitcoinUnlimited/BitcoinUnlimited,arruah/ensocoin,koharjidan/dogecoin,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,SartoNess/BitcoinUnlimited,argentumproject/argentum,BTCfork/hardfork_prototype_1_mvf-bu,stevemyers/bitcoinxt,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,Justaphf/BitcoinUnlimited,prark/bitcoinxt,oklink-dev/bitcoin,patricklodder/dogecoin,gandrewstone/bitcoinxt,bitcoinxt/bitcoinxt,odemolliens/bitcoinxt,RongxinZhang/bitcoinxt,Bitcoinsulting/bitcoinxt,vcoin-project/vcoincore,nathan-at-least/zcash,bitcoinxt/bitcoinxt,aniemerg/zcash,drwasho/bitcoinxt,czr5014iph/bitcoin4e,SoreGums/bitcoinxt,myriadcoin/myriadcoin,vcoin-project/vcoincore,gjhiggins/vcoincore,NateBrune/bitcoin-nate,loxal/zcash,myriadteam/myriadcoin,NateBrune/bitcoin-nate,nathan-at-least/zcash,arruah/ensocoin,gjhiggins/vcoincore,patricklodder/dogecoin,RongxinZhang/bitcoinxt,oklink-dev/bitcoin,AllanDoensen/BitcoinUnlimited,ekankyesme/bitcoinxt,cddjr/BitcoinUnlimited,krzysztofwos/BitcoinUnlimited,psionin/smartcoin,koharjidan/dogecoin,jonghyeopkim/bitcoinxt,marlengit/hardfork_prototype_1_mvf-bu,BTCfork/hardfork_prototype_1_mvf-bu,royosherove/bitcoinxt,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,Bitcoin-com/BUcash,vericoin/vericoin-core,CryptArc/bitcoinxt,BitcoinUnlimited/BitcoinUnlimited,rromanchuk/bitcoinxt,gjhiggins/vcoincore,marlengit/BitcoinUnlimited,bitcoinsSG/zcash,drwasho/bitcoinxt,NateBrune/bitcoin-fio,dogecoin/dogecoin,Rav3nPL/polcoin,aniemerg/zcash,BitcoinUnlimited/BitcoinUnlimited,krzysztofwos/BitcoinUnlimited,CTRoundTable/Encrypted.Cash,dogecoin/dogecoin,prark/bitcoinxt,marlengit/BitcoinUnlimited,zetacoin/zetacoin,AllanDoensen/BitcoinUnlimited,NateBrune/bitcoin-fio,habibmasuro/bitcoinxt,CTRoundTable/Encrypted.Cash,stevemyers/bitcoinxt,czr5014iph/bitcoin4e,czr5014iph/bitcoin4e,NateBrune/bitcoin-fio,gandrewstone/bitcoinxt,argentumproject/argentum,loxal/zcash,jonghyeopkim/bitcoinxt,dogecoin/dogecoin,royosherove/bitcoinxt,Bitcoinsulting/bitcoinxt,argentumproject/argentum,rromanchuk/bitcoinxt,vcoin-project/vcoincore,AllanDoensen/BitcoinUnlimited,royosherove/bitcoinxt,SartoNess/BitcoinUnlimited,Bitcoin-com/BUcash,prark/bitcoinxt,Bitcoinsulting/bitcoinxt,andres-root/bitcoinxt,Bitcoin-com/BUcash,BTCfork/hardfork_prototype_1_mvf-bu,isghe/bitcoinxt,myriadteam/myriadcoin,andres-root/bitcoinxt,marlengit/hardfork_prototype_1_mvf-bu,bitcoinsSG/zcash,RongxinZhang/bitcoinxt,drwasho/bitcoinxt,aniemerg/zcash,dogecoin/dogecoin,CryptArc/bitcoinxt,BTCfork/hardfork_prototype_1_mvf-bu,NateBrune/bitcoin-fio,czr5014iph/bitcoin4e,bitcoinsSG/zcash,rromanchuk/bitcoinxt,okinc/bitcoin,aniemerg/zcash,Bitcoinsulting/bitcoinxt,habibmasuro/bitcoinxt,oklink-dev/bitcoin,koharjidan/dogecoin,zetacoin/zetacoin,loxal/zcash,dexX7/bitcoin,AllanDoensen/BitcoinUnlimited,dagurval/bitcoinxt,SartoNess/BitcoinUnlimited,myriadcoin/myriadcoin,CryptArc/bitcoinxt,dexX7/bitcoin,AllanDoensen/BitcoinUnlimited,Justaphf/BitcoinUnlimited,Bitcoin-com/BUcash,arruah/ensocoin,isocolsky/bitcoinxt,Bitcoinsulting/bitcoinxt,rromanchuk/bitcoinxt,okinc/bitcoin,myriadcoin/myriadcoin,RongxinZhang/bitcoinxt,funbucks/notbitcoinxt,drwasho/bitcoinxt,okinc/bitcoin,Rav3nPL/polcoin,vericoin/vericoin-core,dexX7/bitcoin,RongxinZhang/bitcoinxt,nathan-at-least/zcash,koharjidan/dogecoin,odemolliens/bitcoinxt,sugruedes/bitcoinxt,isghe/bitcoinxt,royosherove/bitcoinxt,krzysztofwos/BitcoinUnlimited,oklink-dev/bitcoin,zetacoin/zetacoin,vcoin-project/vcoincore,jonghyeopkim/bitcoinxt,Justaphf/BitcoinUnlimited,NateBrune/bitcoin-nate,andres-root/bitcoinxt,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,nathan-at-least/zcash,KnCMiner/bitcoin,SoreGums/bitcoinxt,cddjr/BitcoinUnlimited,TrainMAnB/vcoincore,patricklodder/dogecoin,isghe/bitcoinxt,isocolsky/bitcoinxt,myriadcoin/myriadcoin,isocolsky/bitcoinxt,oklink-dev/bitcoin,CTRoundTable/Encrypted.Cash,stevemyers/bitcoinxt,marcusdiaz/BitcoinUnlimited,CTRoundTable/Encrypted.Cash,cddjr/BitcoinUnlimited,okinc/bitcoin,dagurval/bitcoinxt,aniemerg/zcash,czr5014iph/bitcoin4e,cddjr/BitcoinUnlimited,KnCMiner/bitcoin,psionin/smartcoin,gandrewstone/bitcoinxt,argentumproject/argentum,ftrader-bitcoinunlimited/hardfork_prototype_1_mvf-bu,Rav3nPL/polcoin,habibmasuro/bitcoinxt,marcusdiaz/BitcoinUnlimited,marcusdiaz/BitcoinUnlimited,TrainMAnB/vcoincore,nathan-at-least/zcash,isghe/bitcoinxt,andres-root/bitcoinxt,SoreGums/bitcoinxt,myriadcoin/myriadcoin,BitcoinUnlimited/BitcoinUnlimited,marlengit/hardfork_prototype_1_mvf-bu,Rav3nPL/polcoin,ekankyesme/bitcoinxt,vericoin/vericoin-core,ekankyesme/bitcoinxt,drwasho/bitcoinxt,funbucks/notbitcoinxt,jonghyeopkim/bitcoinxt,marlengit/BitcoinUnlimited,marcusdiaz/BitcoinUnlimited,NateBrune/bitcoin-fio,SartoNess/BitcoinUnlimited,SartoNess/BitcoinUnlimited,sugruedes/bitcoinxt,SoreGums/bitcoinxt,sugruedes/bitcoinxt,dexX7/bitcoin,KnCMiner/bitcoin,argentumproject/argentum,CryptArc/bitcoinxt,marlengit/BitcoinUnlimited