Remove deprecated functionality

The Service is setup in VuFind main module, the module does nothing
special except providing the classes and an autoloader configuration.

module/VuFindHttp/Module.php

@@ -42,13 +42,6 @@ namespace VuFindHttp;
 class Module
 {
 
-    /**
-     * Relative path to search service configuration.
-     *
-     * @var string
-     */
-    protected $configPath = 'config/http.conf.php';
-
     /**
      * Return autoloader configuration.
      *
@@ -65,51 +58,4 @@ class Module
         );
     }
 
-    /**
-     * Return module configuration.
-     *
-     * @return array
-     */
-    public function getConfig()
-    {
-        return array();
-    }
-
-    /**
-     * Initialize module.
-     *
-     * @return void
-     */
-    public function init()
-    {
-    }
-
-    /**
-     * Return service configuration.
-     *
-     * @return array
-     */
-    public function getServiceConfig()
-    {
-        return array(
-            'factories' => array(
-                'VuFind\Http' => array($this, 'setup'),
-            )
-        );
-    }
-
-    /**
-     * Return configured http service to superior service manager.
-     *
-     * @return \VuFind\Service\Search
-     */
-    public function setup()
-    {
-        $config = include realpath(__DIR__ . '/' . $this->configPath);
-
-        $di = new \Zend\Di\Di();
-        $di->configure(new \Zend\Di\Config($config));
-        return $di->get('VuFindHttp\HttpService');
-    }
-
 }
\ No newline at end of file

module/VuFindHttp/config/http.conf.php

-<?php
-
-return array(
-    'instance' => array(
-        'VuFindHttp\HttpService' => array(
-            'parameters' => array(
-                'proxyConfig' => array(),
-            )
-        )
-    )
-);