Merge branch '4.1'

* 4.1: (23 commits)
  [Routing] fix trailing slash redirection when using RedirectableUrlMatcher
  [PropertyAccessor] fix encoding of cache keys
  [WebProfiler] Detect empty file paths in file viewer
  fixed CS
  Changes for upcoming Travis' infra migration
  Doc fix: clarify isMethodCacheable() returns true only for GET & HEAD
  [MonologBridge] Return empty list for unknonwn requests
  [DomCrawler] exclude fields inside "template" tags
  Use XLIFF source rather than resname when there's no target
  [DoctrineBridge] catch errors while converting to db values in data collector
  [DoctrineBridge] fix case sensitivity issue in RememberMe\DoctrineTokenProvider
  [EventDispatcher] Unwrap wrapped listeners internally
  [Routing] fix trailing slash redirection when using RedirectableUrlMatcher
  Removed the return type phpdoc
  fix authorization checker variable name
  [Routing] Remove duplicate schemes and methods for invokable controllers
  Indentation error
  [HttpFoundation] Fix trailing space for mime-type with parameters
  [HttpFoundation] Fixed absolute Request URI with default port
  [Bridge/PhpUnit] fix the fix
  ...

Author: nicolas-grekas

bin/simple-phpunit

@@ -89,6 +89,9 @@ if (!file_exists("$PHPUNIT_DIR/phpunit-$PHPUNIT_VERSION/phpunit") || md5_file(__
 
     @mkdir($PHPUNIT_DIR, 0777, true);
     chdir($PHPUNIT_DIR);
+    if (file_exists("phpunit-$PHPUNIT_VERSION")) {
+        passthru(sprintf('\\' === DIRECTORY_SEPARATOR ? '(del /S /F /Q %s & rmdir %1$s) >nul': 'rm -rf %s', "phpunit-$PHPUNIT_VERSION"));
+    }
     passthru("$COMPOSER create-project --no-install --prefer-dist --no-scripts --no-plugins --no-progress --ansi phpunit/phpunit phpunit-$PHPUNIT_VERSION \"$PHPUNIT_VERSION.*\"");
     chdir("phpunit-$PHPUNIT_VERSION");
     if ($SYMFONY_PHPUNIT_REMOVE) {