Fix more discovered issues

Blacklight/NZB.php

@@ -263,7 +263,7 @@ class NZB
         $nzbPath = '';
 
         for ($i = 0; $i < $levelsToSplit && $i < 32; $i++) {
-            $nzbPath .= $releaseGuid[$i].DS;
+            $nzbPath .= $releaseGuid[$i].'/';
         }
 
         $nzbPath = $this->siteNzbPath.$nzbPath;

Blacklight/NZBExport.php

@@ -145,7 +145,7 @@ class NZBExport
             }
 
             // Create a path to store the new NZB files.
-            $currentPath = $path.$this->safeFilename($group['name']).DS;
+            $currentPath = $path.$this->safeFilename($group['name']).'/';
             if (! File::isDirectory($currentPath) && ! File::makeDirectory($currentPath) && ! File::isDirectory($currentPath)) {
                 throw new \RuntimeException(sprintf('Directory "%s" was not created', $currentPath));
             }

Blacklight/processing/post/ProcessAdditional.php

@@ -782,7 +782,7 @@ class ProcessAdditional
     protected function _createTempFolder(): bool
     {
         // Per release defaults.
-        $this->tmpPath = $this->_mainTmpPath.$this->_release->guid.DS;
+        $this->tmpPath = $this->_mainTmpPath.$this->_release->guid.'/';
         if (! File::isDirectory($this->tmpPath)) {
             if (! File::makeDirectory($this->tmpPath, 0777, true, false) && ! File::isDirectory($this->tmpPath)) {
                 $this->_echo('Unable to create directory: '.$this->tmpPath, 'warning');

Blacklight/utility/Utility.php

@@ -31,10 +31,10 @@ class Utility
     public static function canExecuteRead($path)
     {
         $paths = explode('#/#', $path);
-        $fullPath = DS;
+        $fullPath = '/';
         foreach ($paths as $singlePath) {
             if ($singlePath !== '') {
-                $fullPath .= $singlePath.DS;
+                $fullPath .= $singlePath.'/';
                 if (! is_readable($fullPath) || ! is_executable($fullPath)) {
                     return "The '$fullPath' directory must be readable and executable by all .".PHP_EOL;
                 }