Feature request from minhluan259, posted on GitHub Jun 16, 2016
pub/static/frontend/Magento/luma/en_US/jquery/jquery.cookie.js
Jquery cookie in magento 2.1 is old version (v1.1). It hasn't function $.removeCookie
.
Please update to jquery cookie v1.4.1
https://github.com/carhartl/jquery-cookie/blob/master/src/jquery.cookie.js