Buylist URL

Add product.buylist_url to link to the buylist page for a product. Buylist product page support forth-coming.

In _product.liquid

Replace:

<a href="{{ product.url }}">{{ product.name }}</a>

With:

<a href="{% if site.buylist_mode? %}{{ product.buylist_url }}{% else %}{{ product.url }}{% endif %}">{{ product.name }}</a>