Merge branch 'imprv/add-option-preventXSS' into imprv/add-option-preventXSS-sou

lib/models/config.js

@@ -106,6 +106,7 @@ module.exports = function(crowi) {
       'markdown:XSS:tagWhiteList': [],
       'markdown:XSS:attrWhiteList': [],
       'markdown:isEnabledLinebreaks': false,
+      'markdown:isEnabledPreventXSS': false,
       'markdown:isEnabledLinebreaksInComments': true,
     };
   }