Only handle arrays as arrays in translation files (#107)

* Fix array handling

* Only handle arrays

Author: netpok

src/Generator.php

@@ -3,6 +3,7 @@
 use DirectoryIterator;
 use Exception;
 use App;
+use Traversable;
 
 class Generator
 {
@@ -281,10 +282,10 @@ private function adjustArray(array $arr)
         foreach ($arr as $key => $val) {
             $key = $this->removeEscapeCharacter($this->adjustString($key));
 
-            if (is_string($val)) {
-                $res[$key] = $this->removeEscapeCharacter($this->adjustString($val));
-            } else {
+            if (is_array($val)) {
                 $res[$key] = $this->adjustArray($val);
+            } else {
+                $res[$key] = $this->removeEscapeCharacter($this->adjustString($val));
             }
         }
         return $res;