upload-limit v0.2 solved uploadLimitFormate issues , add helper for format_megabytes

app/Http/Helpers/helpers.php

@@ -355,6 +355,23 @@ function format_gigabytes($gigabytes)
     }
 }
 
+/**
+ * Format string to formated megabytes string
+ *
+ * @param $megabytes
+ * @return string
+ */
+function format_megabytes($megabytes)
+{
+    if ($megabytes >= 1000) {
+        return $megabytes / 1000 . 'GB';
+    } else if ($megabytes >= 1000000) {
+        return $megabytes / 1000000 . 'TB';
+    }else {
+        return $megabytes . 'MB';
+    }
+}
+
 /**
  * Convert megabytes to bytes
  *