Linkify the reference to the project in the notification emails footer
Linkify the reference to the project in the notification emails footer

Rationale:

* Consistency: the link is always at the same place.

* Streamlining: it allows to remove the header banner, now that the
project url can be accessed from another place.

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