Clean up and optimize tab/invalid char rendering in getElement
Clean up and optimize tab/invalid char rendering in getElement

Issue #698

fmoliveira/CodeMirror,mightyguava/CodeMirror,elisee/CodeMirror,jpolitz/CodeMirror,buchslava/CodeMirror,antimatter15/CodeMirror,apatawari/CodeMirror,jansel/CodeMirror,melpon/CodeMirror,kolya-ay/CodeMirror,hackmdio/CodeMirror,dperetti/CodeMirror,rrandom/CodeMirror,belph/CodeMirror,jkaplon/CodeMirror,KamranMackey/CodeMirror,pinbe/CodeMirror,fivetran/CodeMirror,Aliccer/CodeMirror,kuangyeheng/CodeMirror,alur/CodeMirror,agendor/CodeMirror,fmoliveira/CodeMirror,bocharsky-bw/CodeMirror,philuchansky/CodeMirror,mightyguava/CodeMirror,morrisonwudi/CodeMirror,cintiamh/CodeMirror,mtaran-google/CodeMirror,increpare/CodeMirror,cintiamh/CodeMirror,Allenice/CodeMirror,buchslava/CodeMirror,codio/CodeMirror,fmoliveira/CodeMirror,adobe/CodeMirror2,sekcheong/CodeMirror,xeronith/CodeMirror,jkaplon/CodeMirror,kerabromsmu/CodeMirror,rasata/CodeMirror,femhub/CodeMirror2,Allenice/CodeMirror,jochenberger/CodeMirror,NumbersInternational/CodeMirror,GerHobbelt/CodeMirror2,kerabromsmu/CodeMirror,bocharsky-bw/CodeMirror,karthikeyansam/CodeMirror,Icenium/CodeMirror,thomasjm/CodeMirror,pabloferz/CodeMirror,TechnicalPursuit/CodeMirror,KamranMackey/CodeMirror,dudb/CodeMirror,ssxxue/CodeMirror,MarcelGerber/CodeMirror,abdelouahabb/CodeMirror,adobe/CodeMirror2,jayaprabhakar/CodeMirror,KamranMackey/CodeMirror,Ermlab/CodeMirror,schanzer/CodeMirror,antimatter15/CodeMirror,DustinH/CodeMirror,amshali/CodeMirror,kk9599/CodeMirror,kerabromsmu/CodeMirror,explorigin/CodeMirror,abdelouahabb/CodeMirror,abdelouahabb/CodeMirror,dudb/CodeMirror,amshali/CodeMirror,axter/CodeMirror,DustinH/CodeMirror,rustemferreira/CodeMirror,Dominator008/CodeMirror,djadmin/CodeMirror,amshali/CodeMirror,ejgallego/CodeMirror,leoshine/CodeMirror,adobe/CodeMirror2,fivetran/CodeMirror,systay/CodeMirror,davidpham87/CodeMirror,gkoberger/CodeMirror,wingify/CodeMirror,sourcelair/CodeMirror,ssxxue/CodeMirror,ficristo/CodeMirror,kangkot/CodeMirror,Dominator008/CodeMirror,melpon/CodeMirror,EasonYi/CodeMirror,kevinushey/CodeMirror,bluesh55/CodeMirror,d0liver/CodeMirror,filonb/CodeMirror2,namin/CodeMirror,ThebingServices/CodeMirror,pjkui/CodeMirror,webida/CodeMirror,namin/CodeMirror,ashmind/CodeMirror,rasata/CodeMirror,ksanaforge/CodeMirror,flyskyko/CodeMirror,qiankun007/CodeMirror,belph/CodeMirror,SidPresse/CodeMirror,leoshine/CodeMirror,tpphu/CodeMirror,qweasd1/CodeMirror,GerHobbelt/CodeMirror2,pjkui/CodeMirror,skylarkcob/CodeMirror,angelozerr/CodeMirror,dbarnett/CodeMirror,qweasd1/CodeMirror,agendor/CodeMirror,manderson23/CodeMirror,Aliccer/CodeMirror,jansel/CodeMirror,matthewbauer/CodeMirror,NeZaMy/CodeMirror2,d0liver/CodeMirror,mihailik/CodeMirror,webida/CodeMirror,kangkot/CodeMirror,philuchansky/CodeMirror,sekcheong/CodeMirror,wingify/CodeMirror,jpolitz/CodeMirror,bocharsky-bw/CodeMirror,NeZaMy/CodeMirror2,trumanliu/CodeMirror,alur/CodeMirror,agendor/CodeMirror,mizchi/CodeMirror,Jisuanke/CodeMirror,karevn/CodeMirror,xeronith/CodeMirror,axter/CodeMirror,loopspace/CodeMirror,elisee/CodeMirror,qiankun007/CodeMirror,tpphu/CodeMirror,InternetGuru/CodeMirror,ficristo/CodeMirror,symbla/CodeMirror,anthonygego/CodeMirror,cintiamh/CodeMirror,symbla/CodeMirror,nightwing/CodeMirror,vanloswang/CodeMirror,amsul/CodeMirror,filonb/CodeMirror2,tpphu/CodeMirror,notepadqq/CodeMirror,NeZaMy/CodeMirror2,bluesh55/CodeMirror,AlanWasTaken/codemirror,rrandom/CodeMirror,ksanaforge/CodeMirror,AlanWasTaken/codemirror,jessegrosjean/CodeMirror,sanyaade-iot/CodeMirror,mizchi/CodeMirror,systay/CodeMirror,skylarkcob/CodeMirror,ksanaforge/CodeMirror,cben/CodeMirror,nawroth/CodeMirror,manderson23/CodeMirror,EasonYi/CodeMirror,symbla/CodeMirror,jhnesk/CodeMirror,hccampos/CodeMirror,karthikeyansam/CodeMirror,dbarnett/CodeMirror,joshterrell805-historic/CodeMirror,pabloferz/CodeMirror,gkoberger/CodeMirror,Navaneethsen/CodeMirror,mtaran-google/CodeMirror,nawroth/CodeMirror,davidpham87/CodeMirror,nightwing/CodeMirror,matthewbauer/CodeMirror,wbinnssmith/CodeMirror,karevn/CodeMirror,camellhf/CodeMirror,anthonygego/CodeMirror,schanzer/CodeMirror,belph/CodeMirror,antimatter15/CodeMirror,rrandom/CodeMirror,supriyantomaftuh/CodeMirror,loopspace/CodeMirror,pabloferz/CodeMirror,bluesh55/CodeMirror,kolya-ay/CodeMirror,philuchansky/CodeMirror,rasata/CodeMirror,Carreau/CodeMirror,bfrohs/CodeMirror,filonb/CodeMirror2,crazy4chrissi/CodeMirror,loopspace/CodeMirror,qweasd1/CodeMirror,nightwing/CodeMirror,femhub/CodeMirror2,karevn/CodeMirror,trumanliu/CodeMirror,jayaprabhakar/CodeMirror,ZombieHippie/CodeMirror,ZombieHippie/CodeMirror,pinbe/CodeMirror,Navaneethsen/CodeMirror,explorigin/CodeMirror,increpare/CodeMirror,ejgallego/CodeMirror,thomasjm/CodeMirror,skylarkcob/CodeMirror,TDaglis/CodeMirror,xeronith/CodeMirror,ejgallego/CodeMirror,morrisonwudi/CodeMirror,sekcheong/CodeMirror,supriyantomaftuh/CodeMirror,isdampe/CodeMirror,d0liver/CodeMirror,jessegrosjean/CodeMirror,CartoDB/CodeMirror,schanzer/CodeMirror,buchslava/CodeMirror,SidPresse/CodeMirror,r7kamura/CodeMirror,Icenium/CodeMirror,InternetGuru/CodeMirror,vincentwoo/CodeMirror,INTELOGIE/CodeMirror,michaelerobertsjr/CodeMirror,pjkui/CodeMirror,notepadqq/CodeMirror,amsul/CodeMirror,NumbersInternational/CodeMirror,jayaprabhakar/CodeMirror,systay/CodeMirror,CartoDB/CodeMirror,happibum/CodeMirror-main,michaelerobertsjr/CodeMirror,ZombieHippie/CodeMirror,matthewbauer/CodeMirror,bfrohs/CodeMirror,sourcelair/CodeMirror,morrisonwudi/CodeMirror,MarcelGerber/CodeMirror,axter/CodeMirror,sanyaade-iot/CodeMirror,gkoberger/CodeMirror,djadmin/CodeMirror,wbinnssmith/CodeMirror,jochenberger/CodeMirror,crazy4chrissi/CodeMirror,DustinH/CodeMirror,increpare/CodeMirror,TechnicalPursuit/CodeMirror,happibum/CodeMirror-main,bgrins/CodeMirror,INTELOGIE/CodeMirror,mihailik/CodeMirror,vincentwoo/CodeMirror,Navaneethsen/CodeMirror,manderson23/CodeMirror,TDaglis/CodeMirror,bgrins/CodeMirror,mihailik/CodeMirror,isdampe/CodeMirror,shiren/CodeMirror,nawroth/CodeMirror,happibum/CodeMirror-main,Carreau/CodeMirror,ThebingServices/CodeMirror,angelozerr/CodeMirror,pinbe/CodeMirror,r7kamura/CodeMirror,mtaran-google/CodeMirror,webida/CodeMirror,crazy4chrissi/CodeMirror,sourcelair/CodeMirror,cben/CodeMirror,camellhf/CodeMirror,EasonYi/CodeMirror,camellhf/CodeMirror,mizchi/CodeMirror,NumbersInternational/CodeMirror,qiankun007/CodeMirror,ThebingServices/CodeMirror,kk9599/CodeMirror,davidpham87/CodeMirror,dbarnett/CodeMirror,karthikeyansam/CodeMirror,supriyantomaftuh/CodeMirror,notepadqq/CodeMirror,femhub/CodeMirror2,bgrins/CodeMirror,jessegrosjean/CodeMirror,grzegorzmazur/CodeMirror,djadmin/CodeMirror,jhnesk/CodeMirror,grzegorzmazur/CodeMirror,Jisuanke/CodeMirror,rustemferreira/CodeMirror,elisee/CodeMirror,vanloswang/CodeMirror,kk9599/CodeMirror,SidPresse/CodeMirror,vanloswang/CodeMirror,Aliccer/CodeMirror,ashmind/CodeMirror,hackmdio/CodeMirror,thomasjm/CodeMirror,melpon/CodeMirror,codio/CodeMirror,kuangyeheng/CodeMirror,hccampos/CodeMirror,Icenium/CodeMirror,TechnicalPursuit/CodeMirror,ficristo/CodeMirror,anthonygego/CodeMirror,dperetti/CodeMirror,kangkot/CodeMirror,fpco/codemirror,r7kamura/CodeMirror,wingify/CodeMirror,MarcelGerber/CodeMirror,shiren/CodeMirror,apatawari/CodeMirror,sgoo/CodeMirror,isdampe/CodeMirror,Dominator008/CodeMirror,hackmdio/CodeMirror,codio/CodeMirror,shiren/CodeMirror,grzegorzmazur/CodeMirror,TDaglis/CodeMirror,flyskyko/CodeMirror,rustemferreira/CodeMirror,joshterrell805-historic/CodeMirror,michaelerobertsjr/CodeMirror,flyskyko/CodeMirror,sanyaade-iot/CodeMirror,ssxxue/CodeMirror,kevinushey/CodeMirror,ashmind/CodeMirror,fpco/codemirror,InternetGuru/CodeMirror,hccampos/CodeMirror,webida/CodeMirror,bfrohs/CodeMirror,apatawari/CodeMirror,Ermlab/CodeMirror,mightyguava/CodeMirror,Jisuanke/CodeMirror,sgoo/CodeMirror,jkaplon/CodeMirror,trumanliu/CodeMirror,dudb/CodeMirror,AlanWasTaken/codemirror,dperetti/CodeMirror,INTELOGIE/CodeMirror,namin/CodeMirror,vincentwoo/CodeMirror,jpolitz/CodeMirror,alur/CodeMirror,kuangyeheng/CodeMirror,Allenice/CodeMirror,amireh/codemirror