api-builder: add project specific typescript configuration

tools/api-builder/docs-package/index.js

@@ -49,6 +49,14 @@ module.exports = new Package('angular-v2-docs', [jsdocPackage, nunjucksPackage,
     '*/src/**/*.@(js|es6|ts)'
   ];
   readTypeScriptModules.basePath = path.resolve(angular_repo_path, 'modules');
+  readTypeScriptModules.ignoreExportsMatching = [
+    '___esModule',
+    '___core_private_types__',
+    '___platform_browser_private__',
+    '___compiler_private__',
+    '__core_private__',
+    '___core_private__'
+  ];
 })