Update README.md with more build instructions
Update README.md with more build instructions

RenaudParis/servo,upsuper/servo,meh/servo,fiji-flo/servo,pgonda/servo,dati91/servo,cbrewster/servo,tafia/servo,thiagopnts/servo,DominoTree/servo,CJ8664/servo,saratang/servo,walac/servo,rentongzhang/servo,mukilan/servo,pgonda/servo,larsbergstrom/servo,aweinstock314/servo,CJ8664/servo,pyecs/servo,notriddle/servo,ruud-v-a/servo,jgraham/servo,upsuper/servo,hyowon/servo,zhangjunlei26/servo,mrobinson/servo,larsbergstrom/servo,aweinstock314/servo,eddyb/servo,walac/servo,paulrouget/servo,Aalhad/CanvasRenderingContext2DMozilla,youprofit/servo,boghison/servo,michaelwu/servo,akosel/servo,jimberlage/servo,runarberg/servo,huonw/servo,s142857/servo,mrobinson/servo,zentner-kyle/servo,nrc/servo,peterjoel/servo,upsuper/servo,chotchki/servo,evilpie/servo,echochamber/servo,nick-thompson/servo,Aalhad/CanvasRenderingContext2DMozilla,seanmonstar/servo,szeged/servo,notriddle/servo,tafia/servo,mattnenterprise/servo,dmarcos/servo,rentongzhang/servo,j3parker/servo,brson/servo,nerith/servo,nnethercote/servo,aweinstock314/servo,rnestler/servo,nnethercote/servo,avadacatavra/servo,rentongzhang/servo,paulrouget/servo,brson/servo,bjwbell/servo,aweinstock314/servo,youprofit/servo,mbrubeck/servo,GreenRecycleBin/servo,splav/servo,GyrosOfWar/servo,dsandeephegde/servo,g-k/servo,dsandeephegde/servo,jgraham/servo,saneyuki/servo,shrenikgala/servo,SimonSapin/servo,nerith/servo,SimonSapin/servo,bjwbell/servo,splav/servo,kindersung/servo,jdramani/servo,karlito40/servo,vks/servo,huonw/servo,steveklabnik/servo,nick-thompson/servo,mattnenterprise/servo,KiChjang/servo,j3parker/servo,dvberkel/servo,tschneidereit/servo,srbhklkrn/SERVOENGINE,bjwbell/servo,mdibaiee/servo,hyowon/servo,metajack/servo,larsbergstrom/servo,splav/servo,WriterOfAlicrow/servo,mt2d2/servo,WriterOfAlicrow/servo,g-k/servo,WriterOfAlicrow/servo,vks/servo,walac/servo,ConnorGBrewster/servo,wpgallih/servo,codemac/servo,deokjinkim/servo,tafia/servo,codemac/servo,upsuper/servo,evilpie/servo,mbrubeck/servo,echochamber/servo,mattnenterprise/servo,steveklabnik/servo,echochamber/servo,szeged/servo,jimberlage/servo,echochamber/servo,boghison/servo,dvberkel/servo,nick-thompson/servo,mrobinson/servo,s142857/servo,saratang/servo,notriddle/servo,pcwalton/servo,akosel/servo,tschneidereit/servo,snf/servo,evilpie/servo,dvberkel/servo,kindersung/servo,aweinstock314/servo,brendandahl/servo,ruud-v-a/servo,echochamber/servo,meh/servo,metajack/servo,nerith/servo,meh/servo,wartman4404/servo,nrc/servo,tempbottle/servo,karlito40/servo,nick-thompson/servo,tschneidereit/servo,zhangjunlei26/servo,pyfisch/servo,tempbottle/servo,saneyuki/servo,dvberkel/servo,caldwell/servo,emilio/servo,mrobinson/servo,mt2d2/servo,nnethercote/servo,rixrix/servo,kindersung/servo,Adenilson/prototype-viewing-distance,Shraddha512/servo,luniv/servo,srbhklkrn/SERVOENGINE,sadmansk/servo,saratang/servo,mattnenterprise/servo,huonw/servo,zentner-kyle/servo,runarberg/servo,j3parker/servo,fiji-flo/servo,michaelwu/servo,juzer10/servo,peterjoel/servo,bhearsum-bors/servo,bhearsum-bors/servo,szeged/servo,meh/servo,avadacatavra/servo,thiagopnts/servo,mt2d2/servo,srbhklkrn/SERVOENGINE,runarberg/servo,steveklabnik/servo,GreenRecycleBin/servo,rixrix/servo,bfrohs/servo,ryancanhelpyou/servo,vks/servo,j3parker/servo,dati91/servo,owaspjocur/servo,zentner-kyle/servo,dagnir/servo,upsuper/servo,fiji-flo/servo,codemac/servo,thiagopnts/servo,cbrewster/servo,rnestler/servo,AnthonyBroadCrawford/servo,srbhklkrn/SERVOENGINE,saneyuki/servo,wpgallih/servo,echochamber/servo,dmarcos/servo,WriterOfAlicrow/servo,notriddle/servo,pcwalton/servo,meh/servo,steveklabnik/servo,mattnenterprise/servo,avadacatavra/servo,sadmansk/servo,jdramani/servo,bhearsum-bors/servo,A-deLuna/servo,indykish/servo,ConnorGBrewster/servo,akosel/servo,RenaudParis/servo,pyecs/servo,rnestler/servo,j3parker/servo,tempbottle/servo,paulrouget/servo,DominoTree/servo,s142857/servo,cbrewster/servo,indykish/servo,kindersung/servo,aidanhs/servo,samfoo/servo,DominoTree/servo,GyrosOfWar/servo,eddyb/servo,wartman4404/servo,mrobinson/servo,wpgallih/servo,rixrix/servo,indykish/servo,tschneidereit/servo,dati91/servo,mdibaiee/servo,jlegendary/servo,dhananjay92/servo,mdibaiee/servo,GreenRecycleBin/servo,bfrohs/servo,shrenikgala/servo,evilpie/servo,GyrosOfWar/servo,nnethercote/servo,GyrosOfWar/servo,caldwell/servo,saneyuki/servo,saneyuki/servo,jdramani/servo,karlito40/servo,paulrouget/servo,mattnenterprise/servo,mukilan/servo,walac/servo,steveklabnik/servo,dvberkel/servo,eddyb/servo,luniv/servo,aidanhs/servo,pcwalton/servo,RenaudParis/servo,GyrosOfWar/servo,dsandeephegde/servo,mdibaiee/servo,upsuper/servo,karlito40/servo,caldwell/servo,shrenikgala/servo,canaltinova/servo,brendandahl/servo,eddyb/servo,steveklabnik/servo,owaspjocur/servo,CJ8664/servo,runarberg/servo,wpgallih/servo,zhangjunlei26/servo,ruud-v-a/servo,fiji-flo/servo,canaltinova/servo,vks/servo,wpgallih/servo,snf/servo,pgonda/servo,nnethercote/servo,mdibaiee/servo,anthgur/servo,A-deLuna/servo,jimberlage/servo,AnthonyBroadCrawford/servo,evilpie/servo,wartma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emac/servo,vks/servo,seanmonstar/servo,owaspjocur/servo,fiji-flo/servo,aidanhs/servo,rentongzhang/servo,meh/servo,cbrewster/servo,jimberlage/servo,luniv/servo,thiagopnts/servo,zhangjunlei26/servo,GreenRecycleBin/servo,pyfisch/servo,canaltinova/servo,bjwbell/servo,wartman4404/servo,brendandahl/servo,ConnorGBrewster/servo,j3parker/servo,dsandeephegde/servo,froydnj/servo,michaelwu/servo,wpgallih/servo,brendandahl/servo,owaspjocur/servo,runarberg/servo,nnethercote/servo,zhangjunlei26/servo,jgraham/servo,ConnorGBrewster/servo,s142857/servo,runarberg/servo,mattnenterprise/servo,bfrohs/servo,dagnir/servo,srbhklkrn/SERVOENGINE,larsbergstrom/servo,splav/servo,larsbergstrom/servo,pgonda/servo,szeged/servo,rixrix/servo,rnestler/servo,jdramani/servo,dagnir/servo,juzer10/servo,saratang/servo,huonw/servo,pyecs/servo,larsbergstrom/servo,szeged/servo,caldwell/servo,jlegendary/servo,AnthonyBroadCrawford/servo,peterjoel/servo,caldwell/servo,eddyb/servo,shrenikgala/servo,youprofit/servo,larsbergstrom/servo,paulrouget/servo,jdramani/servo,tafia/servo,emilio/servo,aidanhs/servo,deokjinkim/servo,rentongzhang/servo,bhearsum-bors/servo,nrc/servo,froydnj/servo,sadmansk/servo,KiChjang/servo,mukilan/servo,notriddle/servo,owaspjocur/servo,tafia/servo,GreenRecycleBin/servo,Aalhad/CanvasRenderingContext2DMozilla,bhearsum-bors/servo,s142857/servo,froydnj/servo,pyfisch/servo,CJ8664/servo,fiji-flo/servo,avadacatavra/servo,emilio/servo,dati91/servo,saneyuki/servo,canaltinova/servo,KiChjang/servo,pyecs/servo,cbrewster/servo,rnestler/servo,cbrewster/servo,youprofit/servo,Shraddha512/servo,thiagopnts/servo,mbrubeck/servo,nrc/servo,metajack/servo,indykish/servo,dsandeephegde/servo,vks/servo,paulrouget/servo,RenaudParis/servo,szeged/servo,boghison/servo,karlito40/servo,michaelwu/servo,evilpie/servo,Adenilson/prototype-viewing-distance,canaltinova/servo,youprofit/servo,mt2d2/servo,wartman4404/servo,shrenikgala/servo,peterjoel/servo,tempbottle/servo,canaltinova/servo,brson/servo,bjwbell/servo,s142857/servo,g-k/servo,metajack/servo,walac/servo,pgonda/servo,nnethercote/servo,vks/servo,aidanhs/servo,peterjoel/servo,emilio/servo,pyecs/servo,upsuper/servo,froydnj/servo,paulrouget/servo,dsandeephegde/servo,rixrix/servo,CJ8664/servo,karlito40/servo,luniv/servo,mt2d2/servo,KiChjang/servo,pyfisch/servo,jlegendary/servo,hyowon/servo,emilio/servo,upsuper/servo,codemac/servo,emilio/servo,zhangjunlei26/servo,karlito40/servo,ruud-v-a/servo,akosel/servo,j3parker/servo,walac/servo,dmarcos/servo,runarberg/servo,juzer10/servo,jgraham/servo,anthgur/servo,mukilan/servo,DominoTree/servo,jlegendary/servo,seanmonstar/servo,samfoo/servo,mbrubeck/servo,dhananjay92/servo,rentongzhang/servo,shrenikgala/servo,RenaudParis/servo,emilio/servo,deokjinkim/servo,sadmansk/servo,g-k/servo,dmarcos/servo,nrc/servo,ryancanhelpyou/servo,bhearsum-bors/servo,ryancanhelpyou/servo,pyfisch/servo,sadmansk/servo,chotchki/servo,pyecs/servo,WriterOfAlicrow/servo,aweinstock314/servo,AnthonyBroadCrawford/servo,A-deLuna/servo,nerith/servo,dati91/servo