Add open interfaces
Add open interfaces

Just link https://github.com/DefinitelyTyped/DefinitelyTyped/blob/master/express/express.d.ts#L16
pwelter34/DefinitelyTyped,chrootsu/DefinitelyTyped,jimthedev/DefinitelyTyped,abner/DefinitelyTyped,mareek/DefinitelyTyped,sledorze/DefinitelyTyped,minodisk/DefinitelyTyped,micurs/DefinitelyTyped,florentpoujol/DefinitelyTyped,arma-gast/DefinitelyTyped,trystanclarke/DefinitelyTyped,gandjustas/DefinitelyTyped,greglo/DefinitelyTyped,use-strict/DefinitelyTyped,georgemarshall/DefinitelyTyped,emanuelhp/DefinitelyTyped,flyfishMT/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,DzmitryDulko/DefinitelyTyped,HPFOD/DefinitelyTyped,minodisk/DefinitelyTyped,raijinsetsu/DefinitelyTyped,hellopao/DefinitelyTyped,martinduparc/DefinitelyTyped,amanmahajan7/DefinitelyTyped,AgentME/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,wilfrem/DefinitelyTyped,damianog/DefinitelyTyped,yuit/DefinitelyTyped,arusakov/DefinitelyTyped,johan-gorter/DefinitelyTyped,frogcjn/DefinitelyTyped,damianog/DefinitelyTyped,flyfishMT/DefinitelyTyped,mattblang/DefinitelyTyped,nakakura/DefinitelyTyped,tan9/DefinitelyTyped,laurentiustamate94/DefinitelyTyped,syuilo/DefinitelyTyped,gcastre/DefinitelyTyped,johan-gorter/DefinitelyTyped,nainslie/DefinitelyTyped,reppners/DefinitelyTyped,rcchen/DefinitelyTyped,CodeZombieCH/DefinitelyTyped,abbasmhd/DefinitelyTyped,pocesar/DefinitelyTyped,smrq/DefinitelyTyped,benishouga/DefinitelyTyped,alexdresko/DefinitelyTyped,wilfrem/DefinitelyTyped,abbasmhd/DefinitelyTyped,Dashlane/DefinitelyTyped,rolandzwaga/DefinitelyTyped,benliddicott/DefinitelyTyped,AgentME/DefinitelyTyped,frogcjn/DefinitelyTyped,Penryn/DefinitelyTyped,pwelter34/DefinitelyTyped,Zzzen/DefinitelyTyped,stephenjelfs/DefinitelyTyped,use-strict/DefinitelyTyped,benishouga/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,magny/DefinitelyTyped,eugenpodaru/DefinitelyTyped,Pro/DefinitelyTyped,HPFOD/DefinitelyTyped,Zzzen/DefinitelyTyped,arusakov/DefinitelyTyped,yuit/DefinitelyTyped,ryan10132/DefinitelyTyped,Penryn/DefinitelyTyped,shlomiassaf/DefinitelyTyped,Ptival/DefinitelyTyped,mcrawshaw/DefinitelyTyped,QuatroCode/DefinitelyTyped,Litee/DefinitelyTyped,arma-gast/DefinitelyTyped,zuzusik/DefinitelyTyped,paulmorphy/DefinitelyTyped,nfriend/DefinitelyTyped,zuzusik/DefinitelyTyped,mcliment/DefinitelyTyped,QuatroCode/DefinitelyTyped,shlomiassaf/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,donnut/DefinitelyTyped,sledorze/DefinitelyTyped,daptiv/DefinitelyTyped,ashwinr/DefinitelyTyped,xStrom/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,philippstucki/DefinitelyTyped,alexdresko/DefinitelyTyped,ashwinr/DefinitelyTyped,nobuoka/DefinitelyTyped,jraymakers/DefinitelyTyped,scriby/DefinitelyTyped,DzmitryDulko/DefinitelyTyped,martinduparc/DefinitelyTyped,martinduparc/DefinitelyTyped,jimthedev/DefinitelyTyped,Softpagehomeware/DefinitelyTyped,OpenMaths/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,psnider/DefinitelyTyped,magny/DefinitelyTyped,rcchen/DefinitelyTyped,greglo/DefinitelyTyped,pocesar/DefinitelyTyped,mcrawshaw/DefinitelyTyped,stacktracejs/DefinitelyTyped,YousefED/DefinitelyTyped,vagarenko/DefinitelyTyped,one-pieces/DefinitelyTyped,nitintutlani/DefinitelyTyped,YousefED/DefinitelyTyped,CodeZombieCH/DefinitelyTyped,danfma/DefinitelyTyped,musicist288/DefinitelyTyped,donnut/DefinitelyTyped,amanmahajan7/DefinitelyTyped,subash-a/DefinitelyTyped,schmuli/DefinitelyTyped,jimthedev/DefinitelyTyped,abner/DefinitelyTyped,EnableSoftware/DefinitelyTyped,zuzusik/DefinitelyTyped,psnider/DefinitelyTyped,vagarenko/DefinitelyTyped,chrootsu/DefinitelyTyped,mareek/DefinitelyTyped,aciccarello/DefinitelyTyped,markogresak/DefinitelyTyped,chbrown/DefinitelyTyped,nycdotnet/DefinitelyTyped,mhegazy/DefinitelyTyped,progre/DefinitelyTyped,benishouga/DefinitelyTyped,chrismbarr/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,newclear/DefinitelyTyped,stacktracejs/DefinitelyTyped,stephenjelfs/DefinitelyTyped,borisyankov/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,OpenMaths/DefinitelyTyped,trystanclarke/DefinitelyTyped,gandjustas/DefinitelyTyped,smrq/DefinitelyTyped,pocesar/DefinitelyTyped,alvarorahul/DefinitelyTyped,aciccarello/DefinitelyTyped,UzEE/DefinitelyTyped,AgentME/DefinitelyTyped,syuilo/DefinitelyTyped,nycdotnet/DefinitelyTyped,georgemarshall/DefinitelyTyped,nainslie/DefinitelyTyped,borisyankov/DefinitelyTyped,nakakura/DefinitelyTyped,alvarorahul/DefinitelyTyped,Pro/DefinitelyTyped,emanuelhp/DefinitelyTyped,mattblang/DefinitelyTyped,sclausen/DefinitelyTyped,raijinsetsu/DefinitelyTyped,danfma/DefinitelyTyped,scriby/DefinitelyTyped,hellopao/DefinitelyTyped,psnider/DefinitelyTyped,isman-usoh/DefinitelyTyped,reppners/DefinitelyTyped,rolandzwaga/DefinitelyTyped,dsebastien/DefinitelyTyped,arusakov/DefinitelyTyped,isman-usoh/DefinitelyTyped,schmuli/DefinitelyTyped,gcastre/DefinitelyTyped,newclear/DefinitelyTyped,Dashlane/DefinitelyTyped,sclausen/DefinitelyTyped,xStrom/DefinitelyTyped,UzEE/DefinitelyTyped,chrismbarr/DefinitelyTyped,paulmorphy/DefinitelyTyped,nobuoka/DefinitelyTyped,EnableSoftware/DefinitelyTyped,nitintutlani/DefinitelyTyped,progre/DefinitelyTyped,schmuli/DefinitelyTyped,georgemarshall/DefinitelyTyped,Litee/DefinitelyTyped,aciccarello/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,axelcostaspena/DefinitelyTyped,Softpagehomeware/DefinitelyTyped,amir-arad/DefinitelyTyped,philippstucki/DefinitelyTyped,florentpoujol/DefinitelyTyped,mhegazy/DefinitelyTyped,tan9/DefinitelyTyped,hellopao/DefinitelyTyped,subash-a/DefinitelyTyped,ryan-codingintrigue/DefinitelyTyped,Ptival/DefinitelyTyped,jraymakers/DefinitelyTyped,AgentME/DefinitelyTyped