improve regrex for match(sidekiq) robustness
improve regrex for match(sidekiq) robustness

e.g.: the sidekiq in my Debian box is v2.11.1

fgbreel/gitlabhq,pulkit21/gitlabhq,Kambda/mobbr-gitlabhq,aaronsnyder/gitlabhq,Datacom/gitlabhq,phinfonet/mobbr-gitlabhq,dplarson/gitlabhq,dreampet/gitlab,fantasywind/gitlabhq,dplarson/gitlabhq,tk23/gitlabhq,larryli/gitlabhq,cui-liqiang/gitlab-ce,Kambda/mobbr-gitlabhq,Exeia/gitlabhq,cui-liqiang/gitlab-ce,since2014/gitlabhq,8thcolor/eurucamp2014-htdsadr,MauriceMohlek/gitlabhq,mavimo/gitlabhq,bladealslayer/gitlabhq,kitech/gitlabhq,WSDC-NITWarangal/gitlabhq,martijnvermaat/gitlabhq,pupaxxo/gitlabhq,williamherry/gitlabhq,sekcheong/gitlabhq,fpgentil/gitlabhq,Keystion/gitlabhq,OlegGirko/gitlab-ce,stoplightio/gitlabhq,tempbottle/gitlabhq,johnmyqin/gitlabhq,yulchitaj/TEST3,fgbreel/gitlabhq,iiet/iiet-git,OtkurBiz/gitlabhq,neiljbrookes/glab,liyakun/gitlabhq,Burick/gitlabhq,mrb/gitlabhq,pulkit21/gitlabhq,copystudy/gitlabhq,yatish27/gitlabhq,ZeoAlliance/gitlabhq,manfer/gitlabhq,openwide-java/gitlabhq,Tyrael/gitlabhq,ordiychen/gitlabhq,ngpestelos/gitlabhq,openwide-java/gitlabhq,mmkassem/gitlabhq,phinfonet/mobbr-gitlabhq,jrjang/gitlab-ce,jaepyoung/gitlabhq,phinfonet/mobbr-gitlabhq,shinexiao/gitlabhq,tk23/gitlabhq,yfaizal/gitlabhq,Burick/gitlabhq,ibiart/gitlabhq,kotaro-dev/gitlab-6-9,TheWatcher/gitlabhq,manfer/gitlabhq,since2014/gitlabhq,MauriceMohlek/gitlabhq,fendoudeqingchunhh/gitlabhq,michaKFromParis/gitlabhqold,jirutka/gitlabhq,yfaizal/gitlabhq,Razer6/gitlabhq,michaKFromParis/sparkslab,DanielZhangQingLong/gitlabhq,rebecamendez/gitlabhq,jvanbaarsen/gitlabhq,bozaro/gitlabhq,jrjang/gitlab-ce,kemenaran/gitlabhq,zrbsprite/gitlabhq,OlegGirko/gitlab-ce,H3Chief/gitlabhq,vjustov/gitlabhq,zrbsprite/gitlabhq,allysonbarros/gitlabhq,ttasanen/gitlabhq,tim-hoff/gitlabhq,Telekom-PD/gitlabhq,fscherwi/gitlabhq,daiyu/gitlab-zh,whluwit/gitlabhq,LUMC/gitlabhq,LytayTOUCH/gitlabhq,fpgentil/gitlabhq,louahola/gitlabhq,Telekom-PD/gitlabhq,wangcan2014/gitlabhq,Razer6/gitlabhq,Keystion/gitlabhq,salipro4ever/gitlabhq,Datacom/gitlabhq,chadyred/gitlabhq,since2014/gitlabhq,jirutka/gitlabhq,gopeter/gitlabhq,cinderblock/gitlabhq,tempbottle/gitlabhq,wangcan2014/gitlabhq,cui-liqiang/gitlab-ce,fendoudeqingchunhh/gitlabhq,cinderblock/gitlabhq,yfaizal/gitlabhq,Keystion/gitlabhq,ngpestelos/gitlabhq,theodi/gitlabhq,hacsoc/gitlabhq,t-zuehlsdorff/gitlabhq,gorgee/gitlabhq,mathstuf/gitlabhq,bigsurge/gitlabhq,fendoudeqingchunhh/gitlabhq,yonglehou/gitlabhq,salipro4ever/gitlabhq,zBMNForks/gitlabhq,nmav/gitlabhq,martinma4/gitlabhq,Keystion/gitlabhq,dwrensha/gitlabhq,folpindo/gitlabhq,tim-hoff/gitlabhq,rfeese/gitlab-ce,joalmeid/gitlabhq,martijnvermaat/gitlabhq,fscherwi/gitlabhq,nguyen-tien-mulodo/gitlabhq,ArthurHoaro/Public-GitLab,pkgr/gitlabhq,rhels/gitlabhq,aaronsnyder/gitlabhq,nguyen-tien-mulodo/gitlabhq,NKMR6194/gitlabhq,bozaro/gitlabhq,allysonbarros/gitlabhq,chenrui2014/gitlabhq,mmkassem/gitlabhq,atomaka/gitlabhq,julianengel/gitlabhq,Soullivaneuh/gitlabhq,larryli/gitlabhq,123Haynes/gitlabhq,pjknkda/gitlabhq,ArthurHoaro/Public-GitLab,pkallberg/tjenare,koreamic/gitlabhq,chadyred/gitlabhq,htve/GitlabForChinese,rebecamendez/gitlabhq,ayufan/gitlabhq,vjustov/gitlabhq,goeun/myRepo,bbodenmiller/gitlabhq,luzhongyang/gitlabhq,delkyd/gitlabhq,rebecamendez/gitlabhq,larryli/gitlabhq,achako/gitlabhq,michaKFromParis/gitlabhq,eliasp/gitlabhq,theodi/gitlabhq,Razer6/gitlabhq,SVArago/gitlabhq,delkyd/gitlabhq,screenpages/gitlabhq,szechyjs/gitlabhq,theonlydoo/gitlabhq,martinma4/gitlabhq,mente/gitlabhq,ordiychen/gitlabhq,ksoichiro/gitlabhq,whluwit/gitlabhq,yuyue2013/ss,gopeter/gitlabhq,it33/gitlabhq,mr-dxdy/gitlabhq,kotaro-dev/gitlab-6-9,dvrylc/gitlabhq,yulchitaj/TEST3,since2014/gitlabhq,TheWatcher/gitlabhq,hzy001/gitlabhq,stanhu/gitlabhq,julianengel/gitlabhq,atomaka/gitlabhq,NARKOZ/gitlabhq,youprofit/gitlabhq,yulchitaj/TEST3,flashbuckets/gitlabhq,rfeese/gitlab-ce,fgbreel/gitlabhq,lvfeng1130/gitlabhq,jrjang/gitlabhq,NuLL3rr0r/gitlabhq,dvrylc/gitlabhq,icedwater/gitlabhq,betabot7/gitlabhq,lvfeng1130/gitlabhq,initiummedia/gitlabhq,gopeter/gitlabhq,jirutka/gitlabhq,xuvw/gitlabhq,initiummedia/gitlabhq,it33/gitlabhq,pupaxxo/gitlabhq,Tyrael/gitlabhq,mr-dxdy/gitlabhq,revaret/gitlabhq,rhels/gitlabhq,bladealslayer/gitlabhq,ArthurHoaro/Public-GitLab,pjknkda/gitlabhq,OtkurBiz/gitlabhq,rhels/gitlabhq,revaret/gitlabhq,akumetsuv/gitlab,whluwit/gitlabhq,screenpages/gitlabhq,mrb/gitlabhq,darkrasid/gitlabhq,rumpelsepp/gitlabhq,mrb/gitlabhq,stoplightio/gitlabhq,pjknkda/gitlabhq,gorgee/gitlabhq,copystudy/gitlabhq,julianengel/gitlabhq,sekcheong/gitlabhq,yulchitaj/TEST3,eliasp/gitlabhq,zBMNForks/gitlabhq,dreampet/gitlab,shinexiao/gitlabhq,yama07/gitlabhq,pulkit21/gitlabhq,delkyd/gitlabhq,Devin001/gitlabhq,akumetsuv/gitlab,pkgr/gitlabhq,axilleas/gitlabhq,DanielZhangQingLong/gitlabhq,openwide-java/gitlabhq,koreamic/gitlabhq,jrjang/gitlabhq,sonalkr132/gitlabhq,NARKOZ/gitlabhq,ikappas/gitlabhq,kitech/gitlabhq,iiet/iiet-git,sideci-sample/sideci-sample-gitlabhq,WSDC-NITWarangal/gitlabhq,H3Chief/gitlabhq,ibiart/gitlabhq,Devin001/gitlabhq,Kambda/Mobbr,theonlydoo/gitlabhq,Devin001/gitlabhq,LUMC/gitlabhq,rfeese/gitlab-ce,fearenales/gitlabhq,koreamic/gitlabhq,Datacom/gitlabhq,ferdinandrosario/gitlabhq,jairzh/gitlabhq-sfdc,wangcan2014/gitlabhq,8thcolor/eurucamp2014-htdsadr,ksoichiro/gitlabhq,pkgr/gitlabhq,LytayTOUCH/gitlabhq,shinexiao/gitlabhq,sakishum/gitlabhq,neiljbrookes/glab,stellamiranda/mobbr-gitlabhq,gorgee/gitlabhq,OtkurBiz/gitlabhq,sonalkr132/gitlabhq,goeun/myRepo,htve/GitlabForChinese,8thcolor/testing-public-gitlabhq,Datacom/gitlabhq,Exeia/gitlabhq,joalmeid/gitlabhq,NKMR6194/gitlabhq,dvrylc/gitlabhq,szechyjs/gitlabhq,Kambda/Mobbr,nguyen-tien-mulodo/gitlabhq,TheWatcher/gitlabhq,hzy001/gitlabhq,per-garden/gitlabhq,NuLL3rr0r/gitlabhq,SkyWei/gitlabhq,williamherry/gitlabhq,tim-hoff/gitlabhq,pkallberg/tjenare,stellamiranda/mobbr-gitlabhq,yonglehou/gitlabhq,childbamboo/gitlabhq,SVArago/gitlabhq,adaiguoguo/gitlab_globalserarch,aaronsnyder/gitlabhq,ikappas/gitlabhq,LytayTOUCH/gitlabhq,SkyWei/gitlabhq,gopeter/gitlabhq,bigsurge/gitlabhq,nmav/gitlabhq,ngpestelos/gitlabhq,stanhu/gitlabhq,cinderblock/gitlabhq,sideci-sample/sideci-sample-gitlabhq,pupaxxo/gitlabhq,dreampet/gitlab,icedwater/gitlabhq,liyakun/gitlabhq,rumpelsepp/gitlabhq,allysonbarros/gitlabhq,Telekom-PD/gitlabhq,theonlydoo/gitlabhq,axilleas/gitlabhq,bbodenmiller/gitlabhq,neiljbrookes/glab,ordiychen/gitlabhq,lvfeng1130/gitlabhq,hq804116393/gitlabhq,per-garden/gitlabhq,cinderblock/gitlabhq,martinma4/gitlabhq,eliasp/gitlabhq,rumpelsepp/gitlabhq,NKMR6194/gitlabhq,chenrui2014/gitlabhq,darkrasid/gitlabhq,Soullivaneuh/gitlabhq,zBMNForks/gitlabhq,H3Chief/gitlabhq,michaKFromParis/sparkslab,theonlydoo/gitlabhq,htve/GitlabForChinese,bigsurge/gitlabhq,initiummedia/gitlabhq,atomaka/gitlabhq,hzy001/gitlabhq,yatish27/gitlabhq,stanhu/gitlabhq,rumpelsepp/gitlabhq,per-garden/gitlabhq,liyakun/gitlabhq,mente/gitlabhq,k4zzk/gitlabhq,Kambda/Mobbr,ordiychen/gitlabhq,betabot7/gitlabhq,dwrensha/gitlabhq,mmkassem/gitlabhq,youprofit/gitlabhq,ayufan/gitlabhq,ttasanen/gitlabhq,darkrasid/gitlabhq,yonglehou/gitlabhq,htve/GitlabForChinese,k4zzk/gitlabhq,0x20h/gitlabhq,michaKFromParis/gitlabhqold,cncodog/gitlab,luzhongyang/gitlabhq,123Haynes/gitlabhq,fpgentil/gitlabhq,stanhu/gitlabhq,yatish27/gitlabhq,adaiguoguo/gitlab_globalserarch,michaKFromParis/sparkslab,stoplightio/gitlabhq,sue445/gitlabhq,dplarson/gitlabhq,theodi/gitlabhq,childbamboo/gitlabhq,theodi/gitlabhq,sakishum/gitlabhq,fearenales/gitlabhq,salipro4ever/gitlabhq,achako/gitlabhq,zBMNForks/gitlabhq,cncodog/gitlab,t-zuehlsdorff/gitlabhq,fpgentil/gitlabhq,SkyWei/gitlabhq,revaret/gitlabhq,mente/gitlabhq,jairzh/gitlabhq-sfdc,NARKOZ/gitlabhq,iiet/iiet-git,jaepyoung/gitlabhq,dukex/gitlabhq,childbamboo/gitlabhq,kitech/gitlabhq,rebecamendez/gitlabhq,nmav/gitlabhq,goeun/myRepo,8thcolor/testing-public-gitlabhq,duduribeiro/gitlabhq,hacsoc/gitlabhq,sue445/gitlabhq,shinexiao/gitlabhq,SkyWei/gitlabhq,gorgee/gitlabhq,chenrui2014/gitlabhq,dukex/gitlabhq,fscherwi/gitlabhq,fantasywind/gitlabhq,hq804116393/gitlabhq,jairzh/gitlabhq-sfdc,jaepyoung/gitlabhq,bozaro/gitlabhq,ibiart/gitlabhq,joalmeid/gitlabhq,NKMR6194/gitlabhq,martijnvermaat/gitlabhq,8thcolor/testing-public-gitlabhq,k4zzk/gitlabhq,hzy001/gitlabhq,yatish27/gitlabhq,childbamboo/gitlabhq,zrbsprite/gitlabhq,jairzh/gitlabhq-sfdc,luzhongyang/gitlabhq,michaKFromParis/gitlabhq,vjustov/gitlabhq,mente/gitlabhq,duduribeiro/gitlabhq,Soullivaneuh/gitlabhq,copystudy/gitlabhq,ayufan/gitlabhq,pkallberg/tjenare,mavimo/gitlabhq,8thcolor/rubyconfau2015-sadr,t-zuehlsdorff/gitlabhq,dreampet/gitlab,yonglehou/gitlabhq,it33/gitlabhq,folpindo/gitlabhq,youprofit/gitlabhq,delkyd/gitlabhq,daiyu/gitlab-zh,johnmyqin/gitlabhq,ferdinandrosario/gitlabhq,Exeia/gitlabhq,lvfeng1130/gitlabhq,dukex/gitlabhq,fearenales/gitlabhq,windymid/test2,allistera/gitlabhq,copystudy/gitlabhq,hacsoc/gitlabhq,DanielZhangQingLong/gitlabhq,t-zuehlsdorff/gitlabhq,0x20h/gitlabhq,williamherry/gitlabhq,bbodenmiller/gitlabhq,ZeoAlliance/gitlabhq,bozaro/gitlabhq,tk23/gitlabhq,cncodog/gitlab,ayufan/gitlabhq,screenpages/gitlabhq,pulkit21/gitlabhq,OlegGirko/gitlab-ce,chadyred/gitlabhq,LUMC/gitlabhq,ferdinandrosario/gitlabhq,ikappas/gitlabhq,8thcolor/eurucamp2014-htdsadr,vjustov/gitlabhq,kemenaran/gitlabhq,allistera/gitlabhq,jrjang/gitlab-ce,martinma4/gitlabhq,cncodog/gitlab,adaiguoguo/gitlab_globalserarch,Exeia/gitlabhq,revaret/gitlabhq,zrbsprite/gitlabhq,dvrylc/gitlabhq,yama07/gitlabhq,allistera/gitlabhq,bladealslayer/gitlabhq,yama07/gitlabhq,mathstuf/gitlabhq,jvanbaarsen/gitlabhq,axilleas/gitlabhq,DanielZhangQingLong/gitlabhq,MauriceMohlek/gitlabhq,liyakun/gitlabhq,Telekom-PD/gitlabhq,martijnvermaat/gitlabhq,joalmeid/gitlabhq,bbodenmiller/gitlabhq,kitech/gitlabhq,julianengel/gitlabhq,szechyjs/gitlabhq,ferdinandrosario/gitlabhq,sideci-sample/sideci-sample-gitlabhq,windymid/test2,tk23/gitlabhq,Burick/gitlabhq,Tyrael/gitlabhq,dwrensha/gitlabhq,flashbuckets/gitlabhq,ttasanen/gitlabhq,icedwater/gitlabhq,initiummedia/gitlabhq,hacsoc/gitlabhq,mavimo/gitlabhq,allistera/gitlabhq,Tyrael/gitlabhq,tim-hoff/gitlabhq,jrjang/gitlab-ce,louahola/gitlabhq,kemenaran/gitlabhq,ttasanen/gitlabhq,jirutka/gitlabhq,sakishum/gitlabhq,LUMC/gitlabhq,duduribeiro/gitlabhq,rfeese/gitlab-ce,mr-dxdy/gitlabhq,dwrensha/gitlabhq,jaepyoung/gitlabhq,chenrui2014/gitlabhq,fendoudeqingchunhh/gitlabhq,ikappas/gitlabhq,k4zzk/gitlabhq,yuyue2013/ss,openwide-java/gitlabhq,achako/gitlabhq,kemenaran/gitlabhq,wangcan2014/gitlabhq,ngpestelos/gitlabhq,ksoichiro/gitlabhq,SVArago/gitlabhq,1ed/gitlabhq,pjknkda/gitlabhq,xuvw/gitlabhq,fscherwi/gitlabhq,Soullivaneuh/gitlabhq,OtkurBiz/gitlabhq,manfer/gitlabhq,bigsurge/gitlabhq,manfer/gitlabhq,yuyue2013/ss,axilleas/gitlabhq,folpindo/gitlabhq,yfaizal/gitlabhq,michaKFromParis/gitlabhq,per-garden/gitlabhq,nmav/gitlabhq,dukex/gitlabhq,cui-liqiang/gitlab-ce,whluwit/gitlabhq,folpindo/gitlabhq,WSDC-NITWarangal/gitlabhq,H3Chief/gitlabhq,johnmyqin/gitlabhq,eliasp/gitlabhq,1ed/gitlabhq,iiet/iiet-git,fgbreel/gitlabhq,sekcheong/gitlabhq,louahola/gitlabhq,nguyen-tien-mulodo/gitlabhq,salipro4ever/gitlabhq,larryli/gitlabhq,stellamiranda/mobbr-gitlabhq,chadyred/gitlabhq,mrb/gitlabhq,szechyjs/gitlabhq,sonalkr132/gitlabhq,akumetsuv/gitlab,koreamic/gitlabhq,ZeoAlliance/gitlabhq,michaKFromParis/gitlabhq,OlegGirko/gitlab-ce,yama07/gitlabhq,duduribeiro/gitlabhq,jrjang/gitlabhq,NuLL3rr0r/gitlabhq,daiyu/gitlab-zh,williamherry/gitlabhq,darkrasid/gitlabhq,icedwater/gitlabhq,fantasywind/gitlabhq,sonalkr132/gitlabhq,allysonbarros/gitlabhq,sekcheong/gitlabhq,LytayTOUCH/gitlabhq,dplarson/gitlabhq,fantasywind/gitlabhq,adaiguoguo/gitlab_globalserarch,aaronsnyder/gitlabhq,mathstuf/gitlabhq,8thcolor/rubyconfau2015-sadr,luzhongyang/gitlabhq,yuyue2013/ss,michaKFromParis/sparkslab,mmkassem/gitlabhq,ksoichiro/gitlabhq,Devin001/gitlabhq,rhels/gitlabhq,jvanbaarsen/gitlabhq,TheWatcher/gitlabhq,sue445/gitlabhq,flashbuckets/gitlabhq,kotaro-dev/gitlab-6-9,1ed/gitlabhq,sue445/gitlabhq,MauriceMohlek/gitlabhq,xuvw/gitlabhq,NARKOZ/gitlabhq,johnmyqin/gitlabhq,betabot7/gitlabhq,123Haynes/gitlabhq,louahola/gitlabhq,SVArago/gitlabhq,Kambda/mobbr-gitlabhq,Burick/gitlabhq,youprofit/gitlabhq,mr-dxdy/gitlabhq,Razer6/gitlabhq,8thcolor/rubyconfau2015-sadr,0x20h/gitlabhq,stoplightio/gitlabhq,jrjang/gitlabhq,windymid/test2,WSDC-NITWarangal/gitlabhq,jvanbaarsen/gitlabhq,michaKFromParis/gitlabhqold,hq804116393/gitlabhq,screenpages/gitlabhq,michaKFromParis/gitlabhqold,fearenales/gitlabhq,mavimo/gitlabhq,daiyu/gitlab-zh,flashbuckets/gitlabhq,mathstuf/gitlabhq,it33/gitlabhq,tempbottle/gitlabhq,tempbottle/gitlabhq,hq804116393/gitlabhq,sakishum/gitlabhq