Merge branch '4.4' into 5.1

* 4.4:
  [DI] fix dumping env vars
  [HttpClient] skip executing the multi handle when it's freed already
  [HttpClient] fix using freed curl resource at destruct time
  [HttpClient] shutdown verbose output from curl at destruction
  fix warning for preloading TranslatorTrait class
  [Typography] Remove unneeded description comments

Author: nicolas-grekas

Dumper/PhpDumper.php

@@ -1479,7 +1479,7 @@ private function addDefaultParametersMethod(): string
             $export = $this->exportParameters([$value]);
             $export = explode('0 => ', substr(rtrim($export, " ]\n"), 2, -1), 2);
 
-            if (preg_match("/\\\$this->(?:getEnv\('(?:\w++:)*+\w++'\)|targetDir\.'')/", $export[1])) {
+            if (preg_match("/\\\$this->(?:getEnv\('(?:[-.\w]*+:)*+\w++'\)|targetDir\.'')/", $export[1])) {
                 $dynamicPhp[$key] = sprintf('%scase %s: $value = %s; break;', $export[0], $this->export($key), $export[1]);
             } else {
                 $php[] = sprintf('%s%s => %s,', $export[0], $this->export($key), $export[1]);
@@ -1885,7 +1885,7 @@ private function dumpParameter(string $name): string
                 return $dumpedValue;
             }
 
-            if (!preg_match("/\\\$this->(?:getEnv\('(?:\w++:)*+\w++'\)|targetDir\.'')/", $dumpedValue)) {
+            if (!preg_match("/\\\$this->(?:getEnv\('(?:[-.\w]*+:)*+\w++'\)|targetDir\.'')/", $dumpedValue)) {
                 return sprintf('$this->parameters[%s]', $this->doExport($name));
             }
         }