Revert "Url: Add support macros"

This reverts commit 33231d2.
There is no need for url macros, since we're handling absolute
urls correctly now.

library/Icinga/Web/Url.php

@@ -142,7 +142,7 @@ public static function fromPath($url, array $params = array(), $request = null)
             return $urlObject;
         }
 
-        $urlParts = parse_url(static::resolveUrlMacros($url));
+        $urlParts = parse_url($url);
         if (isset($urlParts['scheme']) && $urlParts['scheme'] !== $request->getScheme()) {
             $baseUrl = $urlParts['scheme'] . '://' . $urlParts['host'] . (isset($urlParts['port'])
                 ? (':' . $urlParts['port'])
@@ -189,33 +189,6 @@ public static function fromPath($url, array $params = array(), $request = null)
         return $urlObject;
     }
 
-    /**
-     * Return the given url with all macros being resolved
-     *
-     * @param   string  $url
-     *
-     * @return  string
-     */
-    public static function resolveUrlMacros($url)
-    {
-        $serverName = static::getRequest()->getServer('SERVER_NAME');
-        $macros = array(
-            'HTTP_AUTHORITY'    => 'http://' . $serverName,
-            'HTTPS_AUTHORITY'   => 'https://' . $serverName
-        );
-
-        if (preg_match_all('@\$([^\$\s]+)\$@', $url, $matches)) {
-            foreach ($matches[1] as $macroIndex => $macroName) {
-                if (isset($macros[$macroName])) {
-                    $placeholder = $matches[0][$macroIndex];
-                    $url = str_replace($placeholder, $macros[$macroName], $url);
-                }
-            }
-        }
-
-        return $url;
-    }
-
     /**
      * Create a new filter that needs to fullfill the base filter and the optional filter (if it exists)
      *