Merge branch '3.3' into 3.4

* 3.3:
  [HttpFoundation] Support 0 bit netmask in IPv6 ()
  [DI] Impossible to set an environment variable and then an array as container parameter
  [LDAP] added missing dots at the end of some exception messages.
  Set `width: auto` on WebProfiler toolbar's reset.
  [Process] Dont rely on putenv(), it fails on ZTS PHP
  [HttpKernel] detect deprecations thrown by container initialization during tests
  [HttpKernel] Fix logging of post-terminate errors/exceptions
  [Debug] Fix catching fatal errors in case of nested error handlers
  [VarDumper] Fixed file links leave blank pages when ide is configured
  Fix hidden currency element with Bootstrap 3 theme

Author: fabpot

Client.php

@@ -346,6 +346,7 @@ protected function doRequestInProcess($request)
     {
         $deprecationsFile = tempnam(sys_get_temp_dir(), 'deprec');
         putenv('SYMFONY_DEPRECATIONS_SERIALIZE='.$deprecationsFile);
+        $_ENV['SYMFONY_DEPRECATIONS_SERIALIZE'] = $deprecationsFile;
         $process = new PhpProcess($this->getScript($request), null, null);
         $process->run();