auto merge of #2449 : glennw/servo/gdb-helpers, r=jdm
auto merge of #2449 : glennw/servo/gdb-helpers, r=jdm

I'm not sure if these are useful to anyone else or if we even want them in servo or shall I maintain them elsewhere?

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