Update/Install: Shiny Updates v2.

Gone are the days of isolation and feelings of "meh", brought on by The Bleak Screen of Sadness. For a shiny knight has arrived to usher our plugins and themes along their arduous journey of installation, updates, and the inevitable fate of ultimate deletion.

Props swissspidy, adamsilverstein, mapk, afragen, ocean90, ryelle, j-falk, michael-arestad, melchoyce, DrewAPicture, AdamSoucie, ethitter, pento, dd32, kraftbj, Ipstenu, jorbin, afercia, stephdau, paulwilde, jipmoors, khag7, svovaf, jipmoors, obenland.
Fixes #22029, #25828, #31002, #31529, #31530, #31773, #33637, #35032.



git-svn-id: https://develop.svn.wordpress.org/trunk@37714 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/plugin-install.php

@@ -148,10 +148,13 @@ if ( $tab !== 'upload' ) {
  * @param int $paged The current page number of the plugins list table.
  */
 do_action( "install_plugins_$tab", $paged ); ?>
+
+	<span class="spinner"></span>
 </div>
 
 <?php
 wp_print_request_filesystem_credentials_modal();
+wp_print_admin_notice_templates();
 
 /**
  * WordPress Administration Template Footer.