diff --git a/.gitignore b/.gitignore
index 4093aeb56d..c757210654 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,7 @@
/phpunit.xml
/phpBB/cache/*.html
/phpBB/cache/*.php
-/phpBB/cache/queue.php.lock
+/phpBB/cache/*.lock
/phpBB/composer.phar
/phpBB/config.php
/phpBB/config_dev.php
diff --git a/code_sniffer/phpbb/Sniffs/Commenting/FileCommentSniff.php b/code_sniffer/phpbb/Sniffs/Commenting/FileCommentSniff.php
index ba2b40ecba..68e9e6bb86 100644
--- a/code_sniffer/phpbb/Sniffs/Commenting/FileCommentSniff.php
+++ b/code_sniffer/phpbb/Sniffs/Commenting/FileCommentSniff.php
@@ -35,7 +35,7 @@ class phpbb_Sniffs_Commenting_FileCommentSniff implements PHP_CodeSniffer_Sniff
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
*
- * @return void
+ * @return null
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
@@ -120,7 +120,7 @@ class phpbb_Sniffs_Commenting_FileCommentSniff implements PHP_CodeSniffer_Sniff
* @param integer The stack pointer for the first comment token.
* @param array(string=>array) $tags The found file doc comment tags.
*
- * @return void
+ * @return null
*/
protected function processPackage(PHP_CodeSniffer_File $phpcsFile, $ptr, $tags)
{
@@ -143,7 +143,7 @@ class phpbb_Sniffs_Commenting_FileCommentSniff implements PHP_CodeSniffer_Sniff
* @param integer The stack pointer for the first comment token.
* @param array(string=>array) $tags The found file doc comment tags.
*
- * @return void
+ * @return null
*/
protected function processVersion(PHP_CodeSniffer_File $phpcsFile, $ptr, $tags)
{
@@ -166,7 +166,7 @@ class phpbb_Sniffs_Commenting_FileCommentSniff implements PHP_CodeSniffer_Sniff
* @param integer The stack pointer for the first comment token.
* @param array(string=>array) $tags The found file doc comment tags.
*
- * @return void
+ * @return null
*/
protected function processCopyright(PHP_CodeSniffer_File $phpcsFile, $ptr, $tags)
{
@@ -189,7 +189,7 @@ class phpbb_Sniffs_Commenting_FileCommentSniff implements PHP_CodeSniffer_Sniff
* @param integer The stack pointer for the first comment token.
* @param array(string=>array) $tags The found file doc comment tags.
*
- * @return void
+ * @return null
*/
protected function processLicense(PHP_CodeSniffer_File $phpcsFile, $ptr, $tags)
{
diff --git a/phpBB/adm/index.php b/phpBB/adm/index.php
index e20bbe4bec..0f84af6f9e 100644
--- a/phpBB/adm/index.php
+++ b/phpBB/adm/index.php
@@ -52,7 +52,7 @@ $mode = request_var('mode', '');
// Set custom style for admin area
$phpbb_style->set_ext_dir_prefix('adm/');
-$phpbb_style->set_custom_style('admin', $phpbb_admin_path . 'style', '');
+$phpbb_style->set_custom_style('admin', $phpbb_admin_path . 'style', array(), '');
$template->assign_var('T_ASSETS_PATH', $phpbb_root_path . 'assets');
$template->assign_var('T_TEMPLATE_PATH', $phpbb_admin_path . 'style');
diff --git a/phpBB/adm/style/acp_forums.html b/phpBB/adm/style/acp_forums.html
index cb9cae6c0d..d6c06bf6d8 100644
--- a/phpBB/adm/style/acp_forums.html
+++ b/phpBB/adm/style/acp_forums.html
@@ -241,6 +241,7 @@
{L_FORUM_TOPICS_PAGE_EXPLAIN}
+