allow redirect to be a function
spec for updating id for model in already queued ajax request
ajax request queue now handles model id updates after a request has already been queued.
little more coffeescripting of ajax queue code
Merge pull request #485 from spine/redirFn

allow redirect to be a function
Merge pull request #488 from cweezy/dev

In ajax queue, set the record id in ajax request's url and data at last possible moment.
time to bump the version in prep for release
Bring attributes branch up to speed with dev