Shiny Updates: Add ajax-y updates to the plugin list page, and ajax-y updates and installs to the plugin card page.

This also includes JS architecture that can be expanded to support theme, core and language pack updates.

Props pento, ericlewis, lgladdy, adamsilverstein, DrewAPicture

See #29820



git-svn-id: https://develop.svn.wordpress.org/trunk@31333 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/plugin-install.php

@@ -54,6 +54,8 @@ if ( 'plugin-information' != $tab )
 
 $body_id = $tab;
 
+wp_enqueue_script( 'updates' );
+
 /**
  * Fires before each tab on the Install Plugins screen is loaded.
  *