add initial marp implementation with sample content and build configuration

node_modules/mathjax-full/components/src/latest/latest.js

@@ -0,0 +1,3 @@
+import {loadLatest} from '../../../js/components/latest.js';
+
+loadLatest();

node_modules/mathjax-full/components/src/latest/webpack.config.js

@@ -0,0 +1,8 @@
+const PACKAGE = require('../../webpack.common.js');
+
+module.exports = PACKAGE(
+  'latest',                           // the package to build
+  '../../../js',                      // location of the MathJax js library
+  [],                                 // packages to link to
+  __dirname                           // our directory
+);