laravel/framework — pull request #5758 by mikedugan (2014-09-17 12:58:42+00:00)
Title: [5.0] preg_quote escapes custom Blade tags

This is expected but not desirable. If you set custom tags with `\Blade::setContentTags('{{', '}}')` it will escape these with backslashes, causing it not to work if you attempt to use them.