Add initial_db_version to wp_version_check().

fixes #34854.

Built from https://develop.svn.wordpress.org/trunk@35774


git-svn-id: http://core.svn.wordpress.org/trunk@35738 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/update.php

@@ -94,6 +94,7 @@ function wp_version_check( $extra_stats = array(), $force_check = false ) {
 		'blogs'              => $num_blogs,
 		'users'              => $user_count,
 		'multisite_enabled'  => $multisite_enabled,
+		'initial_db_version' => get_site_option( 'initial_db_version' ),
 	);
 
 	$post_body = array(

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-RC1-35773';
+$wp_version = '4.4-RC1-35774';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.