Clarify the panic in get_uint_attribute.
Clarify the panic in get_uint_attribute.

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andahl/servo,pyecs/servo,ConnorGBrewster/servo,thiagopnts/servo,indykish/servo,tempbottle/servo,WriterOfAlicrow/servo,snf/servo,echochamber/servo,luniv/servo,dsandeephegde/servo,fiji-flo/servo,rixrix/servo,cbrewster/servo,canaltinova/servo,dmarcos/servo,paulrouget/servo,pyecs/servo,DominoTree/servo,pyecs/servo,nick-thompson/servo,snf/servo,saneyuki/servo,karlito40/servo,CJ8664/servo,eddyb/servo,aweinstock314/servo,evilpie/servo,SimonSapin/servo,thiagopnts/servo,vks/servo,emilio/servo,dagnir/servo,ryancanhelpyou/servo,nrc/servo,steveklabnik/servo,avadacatavra/servo,jdramani/servo,nerith/servo,steveklabnik/servo,bjwbell/servo,anthgur/servo,echochamber/servo,dati91/servo,srbhklkrn/SERVOENGINE,samfoo/servo,evilpie/servo,ryancanhelpyou/servo,hyowon/servo,tschneidereit/servo,A-deLuna/servo,splav/servo,s142857/servo,nrc/servo,akosel/servo,Adenilson/prototype-viewing-distance,rnestler/servo,nerith/servo,j3parker/servo,jgraham/servo,tempbottle/servo,youprofit/servo,ConnorGBrewster/servo,GyrosOfWar/servo,boghison/servo,avadacatavra/servo,nerith/servo,runarberg/servo,chotchki/servo,GreenRecycleBin/servo,upsuper/servo,echochamber/servo,sadmansk/servo,thiagopnts/servo,thiagopnts/servo,upsuper/servo,j3parker/servo,rentongzhang/servo,GreenRecycleBin/servo,GreenRecycleBin/servo,szeged/servo,dagnir/servo,pyfisch/servo,walac/servo,zentner-kyle/servo,aidanhs/servo,wpgallih/servo,dvberkel/servo,KiChjang/servo,KiChjang/servo,dsandeephegde/servo,KiChjang/servo,kindersung/servo,zhangjunlei26/servo,youprofit/servo,AnthonyBroadCrawford/servo,canaltinova/servo,mdibaiee/servo,avadacatavra/servo,dsandeephegde/servo,zhangjunlei26/servo,GyrosOfWar/servo,mbrubeck/servo,codemac/servo,jdramani/servo,tempbottle/servo,mt2d2/servo,upsuper/servo,saneyuki/servo,GyrosOfWar/servo,youprofit/servo,jlegendary/servo,brendandahl/servo,paulrouget/servo,GyrosOfWar/servo,youprofit/servo,nrc/servo,mbrubeck/servo,pgonda/servo,larsbergstrom/servo,ruud-v-a/servo,anthgur/servo,nrc/servo,splav/servo,nerith/servo,splav/servo,paulrouget/servo,meh/servo,mt2d2/servo,srbhklkrn/SERVOENGINE,larsbergstrom/servo,srbhklkrn/SERVOENGINE,walac/servo,SimonSapin/servo,peterjoel/servo,wartman4404/servo,DominoTree/servo,j3parker/servo,deokjinkim/servo,peterjoel/servo,hyowon/servo,boghison/servo,ConnorGBrewster/servo,youprofit/servo,wartman4404/servo,indykish/servo,Adenilson/prototype-viewing-distance,hyowon/servo,DominoTree/servo,notriddle/servo,aweinstock314/servo,srbhklkrn/SERVOENGINE,rixrix/servo,dsandeephegde/servo,CJ8664/servo,WriterOfAlicrow/servo,nnethercote/servo,wartman4404/servo,steveklabnik/servo,echochamber/servo,saneyuki/servo,fiji-flo/servo,bjwbell/servo,WriterOfAlicrow/servo,RenaudParis/servo,s142857/servo,deokjinkim/servo,thiagopnts/servo,mattnenterprise/servo,anthgur/servo,evilpie/servo,codemac/servo,Adenilson/prototype-viewing-distance,jimberlage/servo,szeged/servo,dhananjay92/servo,CJ8664/servo,jlegendary/servo,zentner-kyle/servo,SimonSapin/servo,meh/servo,sadmansk/servo,GyrosOfWar/servo,notriddle/servo,g-k/servo,walac/servo,mattnenterprise/servo,szeged/servo,zhangjunlei26/servo,rixrix/servo,GreenRecycleBin/servo,mbrubeck/servo,dmarcos/servo,upsuper/servo,splav/servo,dvberkel/servo,pyfisch/servo,avadacatavra/servo,szeged/servo,aidanhs/servo,akosel/servo,upsuper/servo,srbhklkrn/SERVOENGINE,brendandahl/servo,rixrix/servo,eddyb/servo,anthgur/servo,jdramani/servo,aweinstock314/servo,larsbergstrom/servo,A-deLuna/servo,thiagopnts/servo,AnthonyBroadCrawford/servo,szeged/servo,evilpie/servo,deokjinkim/servo,splav/servo,huonw/servo,notriddle/servo,nrc/servo,samfoo/servo,nick-thompson/servo,runarberg/servo,tafia/servo,huonw/servo,steveklabnik/servo,tempbottle/servo,g-k/servo,nrc/servo,dmarcos/servo,GreenRecycleBin/servo,saneyuki/servo,tafia/servo,chotchki/servo,splav/servo,dati91/servo,jimberlage/servo,tempbottle/servo,akosel/servo,emilio/servo,zhangjunlei26/servo,upsuper/servo,pgonda/servo,srbhklkrn/SERVOENGINE,jgraham/servo,jimberlage/servo,WriterOfAlicrow/servo,SimonSapin/servo,tempbottle/servo,tafia/servo,snf/servo,g-k/servo,RenaudParis/servo,aidanhs/servo,aidanhs/servo,dagnir/servo,emilio/servo,deokjinkim/servo,tschneidereit/servo,pyecs/servo,saratang/servo,rnestler/servo,youprofit/servo,DominoTree/servo,fiji-flo/servo,mdibaiee/servo,nick-thompson/servo,cbrewster/servo,eddyb/servo,RenaudParis/servo,wpgallih/servo,nick-thompson/servo,peterjoel/servo,samfoo/servo,chotchki/servo,wpgallih/servo,peterjoel/servo,WriterOfAlicrow/servo,pyfisch/servo,deokjinkim/servo,vks/servo,peterjoel/servo,SimonSapin/servo,saneyuki/servo,nick-thompson/servo,fiji-flo/servo,jlegendary/servo,sadmansk/servo,AnthonyBroadCrawford/servo,rentongzhang/servo,bjwbell/servo,dati91/servo,j3parker/servo,ConnorGBrewster/servo,DominoTree/servo,evilpie/servo,szeged/servo,mt2d2/servo,pyfisch/servo,akosel/servo,pgonda/servo,nnethercote/servo,aidanhs/servo,emilio/servo,dsandeephegde/servo,ryancanhelpyou/servo,paulrouget/servo,nick-thompson/servo,nerith/servo,mdibaiee/servo,wpgallih/servo,wpgallih/servo,no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