Escape titles inside links for Code and Slide titles

www/common/sframe-common-codemirror.js

@@ -98,7 +98,15 @@ define([
             // lines beginning with a hash are potentially valuable
             // works for markdown, python, bash, etc.
             var hash = /^#+(.*?)$/;
+            var hashAndLink = /^#+\s*\[(.*?)\]\(.*\)\s*$/;
             if (hash.test(line)) {
+                // test for link inside the title, and set text just to the name of the link
+                if (hashAndLink.test(line)) {
+                    line.replace(hashAndLink, function (a, one) {
+                        text = one;
+                    });
+                    return true;
+                }
                 line.replace(hash, function (a, one) {
                     text = one;
                 });