Add sign up link
Add sign up link

In order for users to sign into Supermarket they need a hosted
chef account. This adds a sign up link that takes the user to the hosted
chef sign up page.

juliandunn/supermarket,nellshamrell/supermarket,rafaelmagu/supermarket,leftathome/supermarket,chef/supermarket,nellshamrell/supermarket,robbkidd/supermarket,dpnl87/supermarket,jzohrab/supermarket,tas50/supermarket,robbkidd/supermarket,nellshamrell/supermarket,juliandunn/supermarket,juliandunn/supermarket,chef/supermarket,nellshamrell/supermarket,dpnl87/supermarket,dpnl87/supermarket,chef/supermarket,chef/supermarket,chef/supermarket,jzohrab/supermarket,rafaelmagu/supermarket,leftathome/supermarket,robbkidd/supermarket,juliandunn/supermarket,jzohrab/supermarket,jzohrab/supermarket,tas50/supermarket,tas50/supermarket,dpnl87/supermarket,robbkidd/supermarket,leftathome/supermarket,rafaelmagu/supermarket,leftathome/supermarket,tas50/supermarket,rafaelmagu/supermarket