cookie: Adding better subdomain support

We used to just use the default domain for whatever page the user was
on. This fix will tie users across subdomains for sites which use
both multiple subdomains (e.g. www., blog., etc).
user, localStore: rename bindAll -> bind-all

Better compliance with component conventions.
release: 0.11.7

Release:
  4a9d1a4 user, localStore: rename bindAll -> bind-all
  5db7328 cookie: Adding better subdomain support