[markdown mode] Tighten up reading of fencedCodeBlocks option
[markdown mode] Tighten up reading of fencedCodeBlocks option

Issue #3496

mihailik/CodeMirror,INTELOGIE/CodeMirror,ejgallego/CodeMirror,grzegorzmazur/CodeMirror,ThebingServices/CodeMirror,crazy4chrissi/CodeMirror,nightwing/CodeMirror,notepadqq/CodeMirror,vincentwoo/CodeMirror,mizchi/CodeMirror,Dominator008/CodeMirror,TDaglis/CodeMirror,vincentwoo/CodeMirror,codio/CodeMirror,codio/CodeMirror,ficristo/CodeMirror,jkaplon/CodeMirror,TDaglis/CodeMirror,pjkui/CodeMirror,rrandom/CodeMirror,trumanliu/CodeMirror,bgrins/CodeMirror,mtaran-google/CodeMirror,agendor/CodeMirror,manderson23/CodeMirror,adobe/CodeMirror2,nawroth/CodeMirror,INTELOGIE/CodeMirror,nawroth/CodeMirror,kuangyeheng/CodeMirror,manderson23/CodeMirror,hccampos/CodeMirror,alur/CodeMirror,kerabromsmu/CodeMirror,pjkui/CodeMirror,camellhf/CodeMirror,wingify/CodeMirror,mtaran-google/CodeMirror,notepadqq/CodeMirror,SidPresse/CodeMirror,grzegorzmazur/CodeMirror,kangkot/CodeMirror,schanzer/CodeMirror,dperetti/CodeMirror,hccampos/CodeMirror,trumanliu/CodeMirror,mihailik/CodeMirror,kerabromsmu/CodeMirror,codio/CodeMirror,adobe/CodeMirror2,xeronith/CodeMirror,rrandom/CodeMirror,bfrohs/CodeMirror,xeronith/CodeMirror,MarcelGerber/CodeMirror,bgrins/CodeMirror,amshali/CodeMirror,DustinH/CodeMirror,crazy4chrissi/CodeMirror,Jisuanke/CodeMirror,INTELOGIE/CodeMirror,pabloferz/CodeMirror,agendor/CodeMirror,kangkot/CodeMirror,manderson23/CodeMirror,InternetGuru/CodeMirror,rasata/CodeMirror,d0liver/CodeMirror,vincentwoo/CodeMirror,TDaglis/CodeMirror,ZombieHippie/CodeMirror,ficristo/CodeMirror,Jisuanke/CodeMirror,crazy4chrissi/CodeMirror,rasata/CodeMirror,SidPresse/CodeMirror,jessegrosjean/CodeMirror,InternetGuru/CodeMirror,rasata/CodeMirror,camellhf/CodeMirror,ashmind/CodeMirror,ejgallego/CodeMirror,pabloferz/CodeMirror,alur/CodeMirror,MarcelGerber/CodeMirror,antimatter15/CodeMirror,ssxxue/CodeMirror,nawroth/CodeMirror,sourcelair/CodeMirror,schanzer/CodeMirror,jayaprabhakar/CodeMirror,mizchi/CodeMirror,antimatter15/CodeMirror,mihailik/CodeMirror,mtaran-google/CodeMirror,ssxxue/CodeMirror,wingify/CodeMirror,namin/CodeMirror,dperetti/CodeMirror,rrandom/CodeMirror,InternetGuru/CodeMirror,ficristo/CodeMirror,nightwing/CodeMirror,schanzer/CodeMirror,namin/CodeMirror,jessegrosjean/CodeMirror,MarcelGerber/CodeMirror,kangkot/CodeMirror,grzegorzmazur/CodeMirror,SidPresse/CodeMirror,wingify/CodeMirror,kerabromsmu/CodeMirror,thomasjm/CodeMirror,thomasjm/CodeMirror,nightwing/CodeMirror,Dominator008/CodeMirror,sourcelair/CodeMirror,notepadqq/CodeMirror,jayaprabhakar/CodeMirror,bfrohs/CodeMirror,ZombieHippie/CodeMirror,DustinH/CodeMirror,bgrins/CodeMirror,pabloferz/CodeMirror,pjkui/CodeMirror,xeronith/CodeMirror,mizchi/CodeMirror,jkaplon/CodeMirror,adobe/CodeMirror2,ashmind/CodeMirror,d0liver/CodeMirror,Dominator008/CodeMirror,DustinH/CodeMirror,ssxxue/CodeMirror,camellhf/CodeMirror,ejgallego/CodeMirror,thomasjm/CodeMirror,agendor/CodeMirror,kuangyeheng/CodeMirror,ThebingServices/CodeMirror,ZombieHippie/CodeMirror,dperetti/CodeMirror,d0liver/CodeMirror,hackmdio/CodeMirror,hccampos/CodeMirror,alur/CodeMirror,antimatter15/CodeMirror,ThebingServices/CodeMirror,namin/CodeMirror,bfrohs/CodeMirror,ashmind/CodeMirror,jessegrosjean/CodeMirror,sourcelair/CodeMirror,jkaplon/CodeMirror,Jisuanke/CodeMirror,kuangyeheng/CodeMirror,amshali/CodeMirror,trumanliu/CodeMirror,hackmdio/CodeMirror,hackmdio/CodeMirror,amshali/CodeMirror,jayaprabhakar/CodeMirror