Merge branch '4.0'

* 4.0:
  [DI] Add missing deprecation when fetching private services from ContainerBuilder
  [FrameworkBundle] Rename getDotEnvVars to getDotenvVars
  [DI] Fix false-positive circular exception
  Use a more specific file for detecting the bridge
  [HttpKernel] Fix issue when resetting DumpDataCollector
  bumped Symfony version to 4.0.1
  updated VERSION for 4.0.0
  updated CHANGELOG for 4.0.0
  bumped Symfony version to 3.4.1
  updated VERSION for 3.4.0
  updated CHANGELOG for 3.4.0

Author: nicolas-grekas

Command/AboutCommand.php

@@ -90,7 +90,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
             array('Xdebug', extension_loaded('xdebug') ? 'true' : 'false'),
         );
 
-        if ($dotenv = self::getDotEnvVars()) {
+        if ($dotenv = self::getDotenvVars()) {
             $rows = array_merge($rows, array(
                 new TableSeparator(),
                 array('<info>Environment (.env)</>'),
@@ -129,7 +129,7 @@ private static function isExpired(string $date): bool
         return false !== $date && new \DateTime() > $date->modify('last day of this month 23:59:59');
     }
 
-    private static function getDotEnvVars(): array
+    private static function getDotenvVars(): array
     {
         $vars = array();
         foreach (explode(',', getenv('SYMFONY_DOTENV_VARS')) as $name) {