Initial work to get working in Firefox

assets/js/helpers/in_array.js

@@ -1,18 +1,18 @@
-/**
- * Returns boolean if needle is found in haystack or not.
- *
- * @param needle
- * @param haystack
- * @returns {boolean}
- */
-function in_array(needle, haystack) {
-    for (var i = 0; i < haystack.length; i ++) {
-        if (needle == haystack[i]) {
-            return true;
-        }
-    }
-
-    return false;
-}
-
+/**
+ * Returns boolean if needle is found in haystack or not.
+ *
+ * @param needle
+ * @param haystack
+ * @returns {boolean}
+ */
+function in_array(needle, haystack) {
+    for (var i = 0; i < haystack.length; i ++) {
+        if (needle == haystack[i]) {
+            return true;
+        }
+    }
+
+    return false;
+}
+
 module.exports = in_array;