move subparsers to makehtml dir

Gruntfile.js

@@ -24,7 +24,7 @@ module.exports = function (grunt) {
           'src/showdown.js',
           'src/helpers.js',
           'src/converter.js',
-          'src/subParsers/*.js',
+          'src/subParsers/makehtml/*.js',
           'src/loader.js'
         ],
         dest: 'dist/<%= pkg.name %>.js'

src/showdown.js

@@ -4,6 +4,7 @@
 
 // load dependencies
 if (typeof document === 'undefined' && typeof window === 'undefined') {
+  // JSDOM - acts as polyfill for window and document objects
   var jsdom = require('jsdom').jsdom,
       jsdomObj = jsdom('', {}),
       window = jsdomObj.defaultView, // jshint ignore:line