Fix host url

- Fixed host not set on request url.
- Url returns relativeUrl when calling toString() to avoid any issues when using in RouteUrl(url()) for rewrites.

src/Pecee/Http/Request.php

@@ -395,6 +395,10 @@ class Request
     {
         $this->url = $url;
 
+        if ($this->getHost() !== null) {
+            $url->setHost($this->getHost());
+        }
+
         if ($this->isSecure() === true) {
             $this->url->setScheme('https');
         }

src/Pecee/Http/Url.php

@@ -75,8 +75,8 @@ class Url implements JsonSerializable
         if ($url !== null) {
             $data = $this->parseUrl($url);
 
-            $this->scheme = $data['scheme'] ?? null;
-            $this->host = $data['host'] ?? null;
+            $this->scheme = $data['scheme'] ?? $this->scheme;
+            $this->host = $data['host'] ?? $this->host;
             $this->port = $data['port'] ?? null;
             $this->username = $data['user'] ?? null;
             $this->password = $data['pass'] ?? null;
@@ -541,7 +541,7 @@ class Url implements JsonSerializable
 
     public function __toString(): string
     {
-        return $this->getHost(true) . $this->getRelativeUrl();
+        return $this->getRelativeUrl();
     }
 
 }