Code enhancement and cleanup

Author: yceruto

DataCollectorTranslator.php

@@ -108,7 +108,7 @@ public function getCollectedMessages()
      * @param string|null $locale
      * @param string|null $domain
      * @param string      $id
-     * @param string      $trans
+     * @param string      $translation
      */
     private function collectMessage($locale, $domain, $id, $translation)
     {

Dumper/MoFileDumper.php

@@ -26,7 +26,7 @@ class MoFileDumper extends FileDumper
      */
     public function format(MessageCatalogue $messages, $domain = 'messages')
     {
-        $output = $sources = $targets = $sourceOffsets = $targetOffsets = '';
+        $sources = $targets = $sourceOffsets = $targetOffsets = '';
         $offsets = array();
         $size = 0;
 

Loader/MoFileLoader.php

@@ -117,7 +117,7 @@ private function parse($resource)
         $messages = array();
 
         for ($i = 0; $i < $count; ++$i) {
-            $singularId = $pluralId = null;
+            $pluralId = null;
             $translated = null;
 
             fseek($stream, $offsetId + $i * 8);