Merge branch 'dev_aliyun' of https://bdgit.educoder.net/Hjqreturn/educoder into dev_aliyun

public/react/public/js/editormd/editormd.min.js

@@ -3601,6 +3601,13 @@
             
             return text;
         };
+        markedRenderer.em = function (text) {
+            if (text && text.indexOf('$$') != -1) {
+                return text;
+            } else {
+                return '<em>' + text + '</em>';
+            }
+        };
 
         markedRenderer.paragraph = function(text) {
             var isTeXInline     = /\$\$(.*)\$\$/g.test(text);