Logging for missing MathJax files added

core/request-analyzer.js

@@ -180,6 +180,8 @@ requestAnalyzer._findLocalTarget = function (resourceMappings, basePath, channel
                 if (bundle === 'MathJax (Bundle)' && filename !== 'MathJax.js') {
                     filename = channelPath.replace(Resource.MATHJAX, '');
                     if (!MathJaxFiles[filename]) {
+                        console.warn(`[ LocalCDN ] Missing resource: ${targetPath}`);
+                        log.append(initiator, channelHost + channelPath, '-', true);
                         break;
                     }
                 }