Merge branch '4.4' into 5.1

* 4.4:
  [PhpUnitBridge] CS fix
  [PhpUnitBridge] Fix PHP 5.5 compatibility
  Add missing param annotation abouts $fileLinkFormat
  [Form] Fixed StringUtil::trim() to trim ZERO WIDTH SPACE (U+200B) and SOFT HYPHEN (U+00AD)
  23412 Stop treating multiline resources as globs

Author: nicolas-grekas

Tests/Util/StringUtilTest.php

@@ -72,7 +72,9 @@ public function spaceProvider()
             ['000D'],
             ['0085'],
             // zero width space
-//            ['200B'],
+            ['200B'],
+            // soft hyphen
+            ['00AD'],
         ];
     }
 

Util/StringUtil.php

@@ -31,7 +31,7 @@ private function __construct()
      */
     public static function trim(string $string)
     {
-        if (null !== $result = @preg_replace('/^[\pZ\p{Cc}]+|[\pZ\p{Cc}]+$/u', '', $string)) {
+        if (null !== $result = @preg_replace('/^[\pZ\pC]+|[\pZ\pC]+$/u', '', $string)) {
             return $result;
         }