Merge branch '2.7' into 2.8

* 2.7:
  CS fixes
  Remove trailing space
  CS: apply rules
  [Yaml] Clean some messages + add test case
  [Form] Fix UrlType transforms valid protocols
  [SecurityBundle] Changed encoder configuration example to bcrypt

Author: nicolas-grekas

Dumper/IcuResFileDumper.php

@@ -44,7 +44,7 @@ public function formatCatalogue(MessageCatalogue $messages, $domain, array $opti
 
         foreach ($messages->all($domain) as $source => $target) {
             $indexes .= pack('v', strlen($data) + 28);
-            $data    .= $source."\0";
+            $data .= $source."\0";
         }
 
         $data .= $this->writePadding($data);

Translator.php

@@ -380,9 +380,9 @@ private function getFallbackContent(MessageCatalogue $catalogue)
             $fallbackSuffix = ucfirst(preg_replace($replacementPattern, '_', $fallback));
             $currentSuffix = ucfirst(preg_replace($replacementPattern, '_', $current));
 
-            $fallbackContent .= sprintf(<<<EOF
-\$catalogue%s = new MessageCatalogue('%s', %s);
-\$catalogue%s->addFallbackCatalogue(\$catalogue%s);
+            $fallbackContent .= sprintf(<<<'EOF'
+$catalogue%s = new MessageCatalogue('%s', %s);
+$catalogue%s->addFallbackCatalogue($catalogue%s);
 
 EOF
                 ,