Fixed empty translations load

Author: eusonlito

src/Extractors/Mo.php

@@ -55,10 +55,6 @@ public static function fromString($string, Translations $translations = null, $f
             $stream->seekto($table_translations[$next + 2]);
             $translated = $stream->read($table_translations[$next + 1]);
 
-            if ($translated === '') {
-                continue;
-            }
-
             if ($original === '') {
                 // Headers
                 foreach (explode("\n", $translated) as $headerLine) {
@@ -93,6 +89,10 @@ public static function fromString($string, Translations $translations = null, $f
 
             $translation = $translations->insert($context, $original, $plural);
 
+            if ($translated === '') {
+                continue;
+            }
+
             if ($plural === '') {
                 $translation->setTranslation($translated);
                 continue;