Improve maintenance tools

Author: schlessera

composer.json

@@ -54,6 +54,11 @@
             "dev-master": "2.0.x-dev"
         }
     },
+    "autoload-dev": {
+        "psr-4": {
+            "WP_CLI\\Maintenance\\": "utils/maintenance"
+        }
+    },
     "minimum-stability": "dev",
     "prefer-stable": true,
     "scripts": {

composer.lock

@@ -0,0 +1,10 @@
+<?php
+
+$autoloader = dirname( __DIR__ ) . '/vendor/autoload.php';
+require_once $autoloader;
+
+WP_CLI::add_command( 'contrib-list', 'WP_CLI\Maintenance\Contrib_list_Command' );
+WP_CLI::add_command( 'milestones-after', 'WP_CLI\Maintenance\Milestones_After_Command' );
+WP_CLI::add_command( 'milestones-since', 'WP_CLI\Maintenance\Milestones_Since_Command' );
+WP_CLI::add_command( 'release-date', 'WP_CLI\Maintenance\Release_Date_Command' );
+WP_CLI::add_command( 'release-notes', 'WP_CLI\Maintenance\Release_Notes_Command' );