Update READM>ME According to Commit cfa3184 (#565)

The project's documentation has been updated based on the changes made in commit `cfa3184`. These changes include various corrections and improvements that lead to clearer and more comprehensive documentation.

README.md

@@ -25,8 +25,6 @@ Sitemap::create()
 
     ->add(Url::create('/home')
         ->setLastModificationDate(Carbon::yesterday())
-        ->setChangeFrequency(Url::CHANGE_FREQUENCY_YEARLY)
-        ->setPriority(0.1))
 
    ->add(...)
 
@@ -40,8 +38,6 @@ SitemapGenerator::create('https://example.com')
    ->getSitemap()
    ->add(Url::create('/extra-page')
         ->setLastModificationDate(Carbon::yesterday())
-        ->setChangeFrequency(Url::CHANGE_FREQUENCY_YEARLY)
-        ->setPriority(0.1))
 
     ->add(...)
 
@@ -84,9 +80,7 @@ class Post extends Model implements Sitemapable
 
         // Return with fine-grained control:
         return Url::create(route('blog.post.show', $this))
-            ->setLastModificationDate(Carbon::create($this->updated_at))
-            ->setChangeFrequency(Url::CHANGE_FREQUENCY_YEARLY)
-            ->setPriority(0.1);
+            ->setLastModificationDate(Carbon::create($this->updated_at));
     }
 }
 ```
@@ -209,14 +203,10 @@ The generated sitemap will look similar to this:
     <url>
         <loc>https://example.com</loc>
         <lastmod>2016-01-01T00:00:00+00:00</lastmod>
-        <changefreq>daily</changefreq>
-        <priority>0.8</priority>
     </url>
     <url>
         <loc>https://example.com/page</loc>
         <lastmod>2016-01-01T00:00:00+00:00</lastmod>
-        <changefreq>daily</changefreq>
-        <priority>0.8</priority>
     </url>
 
     ...
@@ -260,26 +250,6 @@ return [
 ];
 ```
 
-#### Changing properties
-
-To change the `lastmod`, `changefreq` and `priority` of the contact page:
-
-```php
-use Carbon\Carbon;
-use Spatie\Sitemap\SitemapGenerator;
-use Spatie\Sitemap\Tags\Url;
-
-SitemapGenerator::create('https://example.com')
-   ->hasCrawled(function (Url $url) {
-       if ($url->segment(1) === 'contact') {
-           $url->setPriority(0.9)
-               ->setLastModificationDate(Carbon::create('2016', '1', '1'));
-       }
-
-       return $url;
-   })
-   ->writeToFile($sitemapPath);
-```
 
 #### Leaving out some links
 
@@ -366,7 +336,6 @@ use Spatie\Sitemap\Tags\Url;
 SitemapGenerator::create('https://example.com')
     ->getSitemap()
     // here we add one extra link, but you can add as many as you'd like
-    ->add(Url::create('/extra-page')->setPriority(0.5))
     ->writeToFile($sitemapPath);
 ```
 
@@ -381,7 +350,6 @@ use Spatie\Sitemap\Tags\Url;
 SitemapGenerator::create('https://example.com')
     ->getSitemap()
     // here we add one extra link, but you can add as many as you'd like
-    ->add(Url::create('/extra-page')->setPriority(0.5)->addAlternate('/extra-pagina', 'nl'))
     ->writeToFile($sitemapPath);
 ```
 
@@ -559,6 +527,7 @@ protected function schedule(Schedule $schedule)
     $schedule->command('sitemap:generate')->daily();
     ...
 }
+
 ```
 
 ## Changelog