Update xml completion demo to new interface for closetag add-on
Update xml completion demo to new interface for closetag add-on

Closes #1106

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odeMirror,angelozerr/CodeMirror,cintiamh/CodeMirror,ficristo/CodeMirror,qweasd1/CodeMirror,systay/CodeMirror,r7kamura/CodeMirror,kk9599/CodeMirror,antimatter15/CodeMirror,ashmind/CodeMirror,wbinnssmith/CodeMirror,Allenice/CodeMirror,agendor/CodeMirror,karevn/CodeMirror,rustemferreira/CodeMirror,rrandom/CodeMirror,dudb/CodeMirror,schanzer/CodeMirror,rrandom/CodeMirror,symbla/CodeMirror,crazy4chrissi/CodeMirror,dbarnett/CodeMirror,kangkot/CodeMirror,abdelouahabb/CodeMirror,davidpham87/CodeMirror,vincentwoo/CodeMirror,mightyguava/CodeMirror,ficristo/CodeMirror,InternetGuru/CodeMirror,axter/CodeMirror,skylarkcob/CodeMirror,belph/CodeMirror,jpolitz/CodeMirror,schanzer/CodeMirror,flyskyko/CodeMirror,buchslava/CodeMirror,trumanliu/CodeMirror,ssxxue/CodeMirror,manderson23/CodeMirror,mihailik/CodeMirror,flyskyko/CodeMirror,sourcelair/CodeMirror,ejgallego/CodeMirror,happibum/CodeMirror-main,TechnicalPursuit/CodeMirror,Dominator008/CodeMirror,notepadqq/CodeMirror,qiankun007/CodeMirror,Navaneethsen/CodeMirror,fpco/codemirror,alur/CodeMirror,jhnesk/CodeMirror,DustinH/CodeMirror,mtaran-google/CodeMirror,increpare/CodeMirror,kuangyeheng/CodeMirror,ThebingServices/CodeMirror,bfrohs/CodeMirror,sourcelair/CodeMirror,camellhf/CodeMirror,jochenberger/CodeMirror,fpco/codemirror,webida/CodeMirror,INTELOGIE/CodeMirror,pinbe/CodeMirror,gkoberger/CodeMirror,TechnicalPursuit/CodeMirror,DustinH/CodeMirror,xeronith/CodeMirror,djadmin/CodeMirror,mightyguava/CodeMirror,karevn/CodeMirror,bgrins/CodeMirror,MarcelGerber/CodeMirror,fmoliveira/CodeMirror,flyskyko/CodeMirror,Carreau/CodeMirror,isdampe/CodeMirror,camellhf/CodeMirror,rustemferreira/CodeMirror,SidPresse/CodeMirror,buchslava/CodeMirror,grzegorzmazur/CodeMirror,grzegorzmazur/CodeMirror,ficristo/CodeMirror,schanzer/CodeMirror,belph/CodeMirror,fmoliveira/CodeMirror,matthewbauer/CodeMirror,INTELOGIE/CodeMirror,matthewbauer/CodeMirror,thomasjm/CodeMirror,AlanWasTaken/codemirror,Allenice/CodeMirror,morrisonwudi/CodeMirror,notepadqq/CodeMirror,ejgallego/CodeMirror,systay/CodeMirror,nightwing/CodeMirror,sekcheong/CodeMirror,fivetran/CodeMirror,thomasjm/CodeMirror,rustemferreira/CodeMirror,AlanWasTaken/codemirror,supriyantomaftuh/CodeMirror,sgoo/CodeMirror,dbarnett/CodeMirror,dperetti/CodeMirror,kevinushey/CodeMirror,nightwing/CodeMirror,vincentwoo/CodeMirror,ThebingServices/CodeMirror,Jisuanke/CodeMirror,ZombieHippie/CodeMirror,nightwing/CodeMirror,KamranMackey/CodeMirror,bocharsky-bw/CodeMirror,namin/CodeMirror,manderson23/CodeMirror,philuchansky/CodeMirror,TDaglis/CodeMirror,amshali/CodeMirror,jhnesk/CodeMirror,NeZaMy/CodeMirror2,pjkui/CodeMirror,INTELOGIE/CodeMirror,bocharsky-bw/CodeMirror,belph/CodeMirror,InternetGuru/CodeMirror,hccampos/CodeMirror